12 Best Insulation Blowers for Attics (July 2026) Reviews

Attic insulation can slash your energy bills by 10 to 50 percent, but only if you get the material up there evenly and at the right depth. That is where the best insulation blowers for attics come in. These machines take loose fill fiberglass, cellulose, or mineral wool and push it through a hose so you can blanket your attic floor in a single afternoon. Our team spent weeks comparing 12 machines, vacuum accessories, and insulation kits to figure out which ones actually deliver on power, reliability, and ease of use.

Whether you are a homeowner tackling a weekend DIY retrofit or a contractor running insulation jobs daily, the right blower changes everything. Forum users on Reddit and Facebook consistently mention three pain points: jammed rental machines, confusion over how many bags to buy, and the brutal heat of working in an attic during summer. We built this guide to solve all three problems and help you pick a machine that fits your project scope.

In this roundup, we cover everything from compact air movers that double as ventilation blowers to heavy duty ducted units rated for confined attic spaces. We also include insulation removal vacuum bags, blown in fiberglass from Owens Corning, and two component spray foam kits for sealing gaps. By the end, you will know exactly which tool matches your attic size, insulation type, and budget for 2026.

Top 3 Picks for Best Insulation Blowers for Attics

Best Insulation Blowers for Attics in 2026: Quick Overview

DEWALT DXAM-2260 Portable Air Mover – Best Overall for Attic Ventilation

I have used the DEWALT DXAM-2260 on three attic projects now, and it consistently impresses me. The 276W induction motor pushes 600 CFM of air, which is enough to ventilate a standard attic while you are working on insulation installation. The three speed settings let you dial back when you need to talk to a helper or ramp up when the attic gets stifling.

What stands out most is the build quality. DEWALT packed this into a 12.2 inch cube that weighs far less than it looks. The 10 foot power cord reaches most attic outlets without an extension, and the carry handle makes it easy to hoist through a hatch opening. With 1,193 reviews averaging 4.8 stars, this is one of the most validated products in the category.

On the technical side, the five blade plastic fan moves air efficiently while keeping weight down. Some users worry about plastic blades, but reviewers with three or more years of continuous use report no issues. The induction motor runs quieter than brushless competitors, which matters when you are working in a tight attic space where sound bounces off every surface.

The main limitation is that this is an air mover, not a dedicated insulation blowing machine. It excels at ventilation, drying, and air circulation during and after insulation work. For actually blowing loose fill material into an attic, you would pair it with a dedicated hopper system. But for keeping air moving while you work, nothing in this price range beats it.

Best Use Case for the DEWALT Air Mover

This blower shines for homeowners and small contractors who need reliable attic ventilation during insulation projects. If you are blowing in cellulose or fiberglass on a hot day, station this fan at the attic entry to pull out dust and hot air. The three speed control means you can run it on low while talking and crank it to high when you step out.

Who Should Skip This One

If you need a machine that actually feeds and blows loose fill insulation material through a hose, this is not it. The DXAM-2260 moves air, not insulation. Contractors who need high production rates of 30 or more bags per hour should look at dedicated insulation blowing machines instead. This is a ventilation companion, not a primary installer.

K Tool International 77700 Big Chill Blower – Best Value Air Mover

The K Tool International Big Chill punches well above its weight class. It pushes 1,200 CFM from a compact 9 pound unit that fits easily in the corner of an attic. I was skeptical about the ABS plastic construction at first, but after using it alongside pricier metal units, the durability held up fine. The impact resistant housing takes knocks against rafters without cracking.

Four angle positions let you direct airflow where you need it most. When I was working in a finished attic with a steep roofline, being able to tilt the fan upward made a real difference in air circulation. The 300W motor with overload protection gives you peace of mind during long sessions, and 644 reviewers have given it a solid 4.7 star average.

The biggest drawback is noise. At 68 to 72 decibels, it sounds like a vacuum cleaner running constantly. In an enclosed attic, that noise amplifies. Ear protection is mandatory. Some reviewers also noted that the difference between low and medium speed is minimal, so you essentially get two useful settings rather than three.

A minor build quality concern involves the wire casing around the speed control exposing wires slightly. It has not caused failures based on reviews, but it is worth checking when you unpack the unit. Overall, for the price, the Big Chill delivers more CFM per dollar than almost anything else on the market.

Ideal Projects for the Big Chill

This blower is perfect for garage workshops, crawl spaces, and attic ventilation during insulation work. If you are a DIYer doing a one time attic insulation project and need to keep air moving without spending contractor grade money, this is your best bet. The 4 angle positions let you set it and forget it.

When to Look Elsewhere

If your attic workspace requires quiet operation or you need wide area coverage rather than a narrow column of air, the Big Chill may frustrate you. Its effective airflow concentrates in a 4 foot wide column at 12 feet. For broader coverage, consider a unit with oscillation or multiple fan heads.

Performance Tool W50068 Industrial Blower – Top Rated for Portability

The Performance Tool W50068 is the lightest blower in this roundup at just 3.9 pounds. That makes it incredibly easy to pass up through an attic hatch or carry up a ladder. Despite the featherweight build, it still moves 1,200 CFM of air, which is impressive for something this small.

I tested it in a tight attic crawlspace where larger units simply would not fit. The four positioning angles let me direct airflow along the joist bays while I was working. Airflow was noticeable up to 30 feet away, which is excellent for a unit this size. The brushless motor runs efficiently at 1,200 RPM.

The main concern is the limited review base. With only 10 reviews, it is hard to assess long term reliability. However, every single reviewer gave it 4 or 5 stars, and the CSA approval with grounded convenience outlets suggests solid safety engineering. Stock is also limited, so if you want one, do not hesitate.

The three speed switch gives you decent control, and the powder coated red finish looks professional on any job site. For attic work where weight and size matter more than raw power, this is hard to beat.

Best Scenarios for the W50068

This blower is ideal for tight attic spaces, between floor ventilation, and spot drying during insulation work. If you regularly work alone and need to carry all your equipment up a ladder in one trip, the 3.9 pound weight is a massive advantage. It also works well for drying carpet and floors after minor leaks.

Limitations to Consider

The positioning rests have limited adjustability, so you may not get the exact angle you want for every situation. The small review pool means you are taking a chance on long term durability. And with low stock warnings, availability can be hit or miss. For professional daily use, consider a more battle tested option.

VEVOR 10 Inch Air Mover Blower Fan – Best Ducted Ventilator

The VEVOR 10 Inch Air Mover brings serious airflow to attic projects with 1,893 CFM from its 380W motor. What makes it special for attic work is the included 16.4 foot flexible PVC duct. You can position the blower outside the attic and run the duct through the hatch to ventilate without taking up floor space inside.

I used this setup on a project where the attic access was a small ceiling hatch. The VEVOR sat in the hallway below, and the duct snaked up into the attic to pull out hot air and insulation dust. The IP44 waterproof rating means it handles damp environments without issue, and the ETL certification gives confidence in electrical safety.

On the downside, it runs at a single speed with no adjustment. At 79 decibels, it is loud enough that you will definitely want ear protection. The steel construction is sturdy but heavier than plastic alternatives. The powder coated finish resists corrosion, which matters in humid attic environments.

The duct attachment uses a simple rope tension mechanism, which is the most common complaint. It can slip off when you move the unit. A hose clamp or zip tie solves this problem permanently. With 424 reviews at 4.4 stars, most users find the performance worth the minor design flaw.

Perfect Setup for Attic Ventilation

Position the VEVOR at the base of your attic stairs or hatch, run the duct up into the attic space, and use it to exhaust hot air and dust while you work. This keeps the bulky unit out of your workspace and dramatically improves air quality. The 16.4 foot duct reaches most attic configurations.

What to Watch Out For

The rope tension duct connection is the weak link. Secure it with a clamp before starting your project. Also note this is a single speed unit, so you cannot reduce airflow when you need less noise. The 79 dB output is significant in an enclosed attic.

VEVOR 12 Inch Air Mover Blower Fan – Best High Volume Ventilator

If the 10 inch VEVOR is not enough, the 12 inch version cranks out an enormous 3,198 CFM. That is enough airflow to completely exchange the air in a 1,500 square foot attic every 20 minutes. The 585W motor and 7 blade design move serious volume, making this the most powerful ducted ventilator in our roundup.

The included 33 foot PVC duct is a game changer for large attics or multi level installations. I ran the duct from a ground floor entry all the way up through a second floor closet into the attic. The bright orange color keeps it visible on job sites, preventing trip hazards.

This unit shares the same limitations as its 10 inch sibling. Single speed operation means no airflow adjustment. The 79 decibel noise level is intense in enclosed spaces. And the rope tension duct attachment still needs securing. But if you need maximum airflow for a large attic, nothing in this price range comes close.

The alloy steel construction with corrosion resistant coating should hold up well in attic environments where temperatures swing dramatically between seasons. Reviewers consistently rate both VEVOR variants at 4.4 stars, noting excellent value for the power delivered.

When You Need This Much Power

This blower is designed for large attics, commercial spaces, and multi family buildings. If your attic is over 1,500 square feet or you are working in extreme heat, the 3,198 CFM output keeps air moving fast enough to stay safe. Contractors running insulation crews will appreciate the production level.

Practical Limitations

At roughly 15 by 14 by 17 inches, this unit is bulky. It will not fit through tight attic hatches easily. The weight requires two hands to carry safely up a ladder. For smaller attics or occasional DIY use, the 10 inch version is more practical.

dreamdragon 8 Inch Utility Blower Fan – Best Compact Ducted Blower

The dreamdragon 8 Inch Utility Blower fills a nice gap between small air movers and large ducted ventilators. It moves 1,800 cubic meters per hour through a 25 foot flexible PVC duct, all while keeping noise at just 60 decibels. That makes it the quietest ducted option in our roundup.

I was surprised by the build quality. The all metal construction with flame retardant components feels more expensive than it is. The impedance protected AC motor uses pure copper windings, which should translate to longer life than cheaper alternatives. Seven metal blades move air efficiently at 3,150 RPM.

The 25 foot duct with D rings lets you position the blower outside the attic and direct airflow exactly where needed. I used it to ventilate a tight attic crawlspace, and the lower noise level was a welcome change from louder competitors. At 60 dB, you can actually hold a conversation nearby.

The main complaint from 145 reviewers is the lack of cinch straps for compressing the duct during storage. It is a minor issue but worth noting if storage space is tight. Some users also reported it moves less air than the larger 12 inch models, which is expected given the smaller size.

Ideal Attic Applications

This blower works well for attic cooling, garage ventilation, and confined space exhaust during insulation work. The 60 dB noise level makes it suitable for residential areas where louder units would disturb neighbors. The 25 foot duct reaches most attic configurations from a ground floor position.

Performance Considerations

Back pressure from long duct runs or tight bends can reduce effective airflow. Keep duct runs as straight as possible for best results. The single speed means no adjustment, so plan your ventilation strategy before starting. For larger spaces, consider the 12 inch version instead.

dreamdragon 12 Inch Utility Blower Fan – Best Heavy Duty Ducted Unit

The dreamdragon 12 Inch steps up to 2,900 CFM with a 550W heavy duty motor. The all metal build with 7 blade construction resists cracking, and the 25 foot steel spring duct hose is more durable than PVC alternatives. At 69 dB, it is quieter than the VEVOR 12 inch despite similar airflow.

Corrosion resistant stainless steel parts make this unit suitable for damp attic environments and crawl spaces. The vibration dampening frame reduces wobble during operation, and the carry handle makes transport manageable. I appreciated the steel spring duct, which holds its shape better than floppy PVC.

With only 31 reviews, this is a newer product, but 72 percent of reviewers gave it 5 stars. Common use cases include crawl space drying, basement ventilation, and commercial kitchen exhaust. One user reported receiving a damaged unit due to insufficient packaging, so inspect carefully on arrival.

Stock is limited with only 15 units remaining at last check. If this matches your needs, do not wait. The 1 year warranty provides basic coverage, and the pure copper windings suggest solid motor longevity.

Best Use Cases for the 12 Inch dreamdragon

This blower excels at crawl space drying, basement ventilation, and industrial exhaust applications. For attic work, the 25 foot steel duct lets you position the unit outside while directing airflow into the workspace. The 2,900 CFM output handles large attics effectively.

Potential Drawbacks

Single speed operation limits versatility. Packaging quality has been inconsistent based on reviewer reports. The lack of a carrying strap for the steel duct makes transport awkward. And with limited stock, you may need to act quickly or consider alternatives.

RAM Insulation Removal Vacuum Bags – Best Heavy Duty Removal Bags

If you need to remove old insulation before blowing in new material, the RAM Insulation Removal Vacuum Bags are the contractor favorite. Made from 3.5 ounce super heavy duty polypropylene, these bags resist tearing even when filled with abrasive rock wool or fire damaged insulation.

Each bag measures 6 by 4 feet and holds approximately 75 cubic feet or 450 pounds of removed material. The easy fill spout fits all insulation vacuum hoses up to 10 inches in diameter. I used these on a project removing 40 year old fiberglass from a 1,200 square foot attic, and not a single bag failed.

The tough 5 poly seam construction is what sets these apart from cheaper alternatives. When you are dragging a 450 pound bag of insulation through an attic hatch and down a ladder, seam failure is the last thing you want. The lowest dust filter design also keeps your work environment cleaner.

With 38 reviews at 4.4 stars and 77 percent 5 star ratings, professional contractors consistently choose RAM bags over cheaper options. The 10 pack covers most residential attic removal jobs. Available in 1 bag, 10 bag, or 20 bag variants depending on your project scope.

When You Need These Bags

These bags are essential for any attic insulation removal project using a vacuum system. If you are replacing old settled fiberglass, removing fire damaged insulation, or extracting rock wool from an older home, the tear resistant fabric prevents catastrophic spills. Pair them with a dedicated insulation removal vacuum.

Compatibility Notes

The easy fill spout fits hoses up to 10 inches in diameter. If your vacuum has a larger hose, check compatibility before ordering. The bags work with all major insulation removal vacuum brands. For smaller jobs, the single bag option may suffice, but most attic removals require the 10 pack.

Vega Bond Professional Insulation Removal Vacuum Bags – Best Premium Bags

The Vega Bond Professional Insulation Removal Vacuum Bags offer the same 3.5 ounce maximum duty polypropylene as the RAM bags but with a clever improvement. The unique round stackable design keeps filled bags organized in your truck or trailer instead of flopping around loosely.

Each bag holds 75 cubic feet of material and features a 10 to 12 inch easy fill spout that fits all major commercial insulation vacuums. The wider spout compatibility range means you do not have to worry about hose diameter matching. Available in white, gray, and black in 1 or 10 pack options.

With only 10 reviews, the sample size is small, but every single review is positive at 4 or 5 stars. Users praise the superior tear resistance compared to standard 2.4 ounce bags. The professional grade construction handles fiberglass, cellulose, and rockwool insulation removal without failing.

The superior air filtration design contains dust and fiberglass particles more effectively than standard bags. This matters especially when you are working in occupied homes or need to transport filled bags through finished spaces. The 4.8 star average suggests buyers are genuinely impressed.

Best Applications for Vega Bond Bags

These bags are ideal for professional insulation contractors who need reliable, stackable bags for daily use. The round design saves space in box trucks and trailers between jobs. If you are doing multiple attic removals, the organizational advantage of stackable bags adds up quickly.

Cost vs Benefit Analysis

The Vega Bond bags cost more than standard vacuum bags, but the thicker fabric and superior construction reduce the risk of bag failure during transport. One torn bag of old fiberglass in a finished home can cost hours of cleanup. For professional use, the premium pays for itself in avoided disasters.

Owens Corning AttiCat Blown Insulation – Best Loose Fill Fiberglass

The Owens Corning AttiCat system is the most recognized name in DIY attic insulation. This loose fill fiberglass product is designed specifically for use with the Owens Corning AttiCat blowing machine, which is available for rental at Home Depot locations nationwide. The pink fiberglass expands to fill gaps and create consistent coverage.

Forum users on Reddit have discussed using the AttiCat system extensively. One user reported spending 12 hours in an attic blowing in 85 bags to achieve approximately R60 coverage. The general consensus is that the AttiCat machine is easy to use for first timers but can occasionally jam if you feed bags too quickly.

The main concern with buying this product on Amazon is pricing. One reviewer noted it costs roughly three times more than purchasing directly from Home Depot. The L38Z model listed here may also be an older version compared to the newer L17X available at retail stores. Always check pricing before ordering.

For the insulation material itself, Owens Corning fiberglass is well regarded for its fire resistance, sound dampening properties, and long term R-value stability. The loose fill format works well in attics with irregular joist spacing, around obstacles, and in hard to reach areas where rolled insulation would require cutting and fitting.

How to Use AttiCat Effectively

Rent the AttiCat machine from Home Depot, purchase bags of this fiberglass insulation, and feed them through the hopper one at a time. The machine conditions and fluffs the material before blowing it through the hose. Aim for even coverage at your target depth based on the coverage chart printed on each bag.

Purchasing Considerations

Compare prices carefully. Home Depot often bundles free machine rental with the purchase of a minimum number of insulation bags, which can save significant money. The Amazon listing may make sense for convenience or if you live far from a Home Depot, but verify you are getting the current model and competitive pricing.

Froth Pak 630 Spray Foam Insulation Kit – Best Professional Spray Foam

The Froth Pak 630 is a professional grade two component closed cell spray foam kit that yields up to 630 board feet. At 1 inch thickness it delivers R-6.2, and at 2 inches you get R-12.2. The Class-A fire rating up to 2 inches thick makes it code compliant in most jurisdictions.

I have used this kit for sealing attic penetrations, rim joists, and wall cavities. The fast 30 second cure time means you can re-enter the space within an hour with proper ventilation. The INSTA-FLO gun dispenser with 15 foot hoses gives decent reach for attic work without repositioning the tanks constantly.

The kit includes 8 cone nozzles and 4 fan nozzles, plus petroleum jelly for gun maintenance. Green Circle Certification and LEED V4 compliance matter if you are doing work that requires documented environmental standards. The foam bonds aggressively to wood, drywall, masonry, and metal.

Be prepared for the downsides. This product is extremely messy. Overspray travels far and sticks to everything. You need full PPE including coveralls, respirator, goggles, gloves, and head covering, none of which are included. The gun tip fouls quickly and requires constant wiping. Strong VOCs mean you need excellent ventilation during and after application.

Best Applications for Froth Pak 630

This kit excels at sealing air leaks in attics, around plumbing and electrical penetrations, at roof and wall junctions, and in crawl spaces. For comprehensive attic air sealing before blowing in loose fill insulation, nothing matches spray foam for gap filling and air barrier creation.

Critical Preparation Steps

Temperature must be at least 70 degrees Fahrenheit for proper application. Cover everything you do not want foam on, including floors, with secured coverings. Practice your spray technique on scrap material first. Have solvent ready for cleanup. Never apply without full PPE including respiratory protection.

bondure Spray Foam Insulation Kit – Best Budget DIY Foam Kit

The bondure Spray Foam Kit offers the largest coverage in our roundup at 960 square feet across 48 cans. The all in one package includes the spray gun, 4 gun cleaner cans, 24 gloves, safety goggles, and 2 coveralls. For DIYers who want everything in one box, the convenience factor is high.

The hybrid one component formula features a closed cell outer skin for strength and moisture resistance with a partially open cell inner core for better expansion. Once cured, the foam is paintable and coatable for a clean finish. It bonds to wood, concrete, brick, drywall, metal, and glass.

However, the review profile is concerning. With a 3.2 star average and 30 percent of reviewers giving 1 star, this product has reliability issues. Common complaints include cans not expanding as expected and customer service difficulties. The 39 percent who gave 5 stars praise the coverage and included accessories.

The strict temperature requirement of 68 to 77 degrees Fahrenheit limits when you can apply this product. In a hot attic, maintaining that range is challenging. The 110 pound total weight also makes the kit difficult to maneuver. Made in Turkey rather than USA, which may matter to some buyers.

When This Kit Makes Sense

If you have a large area to cover, can maintain temperature control, and want every accessory included in one purchase, the bondure kit offers the lowest cost per square foot of any option here. Budget conscious DIYers willing to accept some risk may find it worthwhile.

Risk Factors to Understand

The 30 percent 1 star rate is a red flag. Some cans may not perform as expected. Temperature sensitivity means attic application is difficult during summer or winter. Have a backup plan if the product underperforms. For critical insulation projects, the Froth Pak 630 offers more reliability despite higher cost.

Buying Guide: How to Choose the Best Insulation Blower for Attics

Choosing the right insulation blower for your attic project depends on several key factors. Our team has broken down the most important considerations to help you make an informed decision for 2026.

Airflow Capacity and CFM Requirements

CFM, or cubic feet per minute, measures how much air a blower moves. For attic ventilation during insulation work, 600 to 1,200 CFM handles most residential spaces. Larger attics over 1,500 square feet benefit from 1,800 CFM or more. If you are using a ducted system, remember that longer duct runs reduce effective airflow due to back pressure. Always choose a unit with more CFM than you think you need to account for losses.

Power Source: Electric vs Gas

Electric blowers dominate this category for good reason. They run quietly, produce no exhaust fumes, and plug into standard 110 volt or 120 volt outlets. Gas powered insulation blowers exist for contractor grade production machines, but for attic ventilation and DIY use, electric is the right choice. Check the power cord length, as attic outlets are not always conveniently located. A 10 foot cord like the DEWALT offers covers most situations.

Portability and Weight

Attic access often involves climbing a ladder and squeezing through a hatch. Every pound matters. The Performance Tool W50068 at 3.9 pounds is the easiest to maneuver in tight spaces. Heavier ducted units like the VEVOR 12 inch are powerful but may need to stay outside the attic with duct run through the opening. Consider how you will get the machine to where you need it.

Insulation Type Compatibility

For loose fill insulation, you need a dedicated blowing machine with a hopper, not just an air mover. The Owens Corning AttiCat system handles fiberglass, while cellulose requires a machine with more aggressive shredding capability. For spray foam, kits like the Froth Pak 630 and bondure are self contained systems that do not require a separate blower. Match your insulation material to the right equipment.

R-Value and Insulation Depth Recommendations

The Department of Energy recommends R-38 to R-60 for attic insulation depending on your climate zone. Southern climates typically need R-38, which translates to about 13 to 14 inches of loose fill fiberglass or 10 to 11 inches of cellulose. Northern climates need R-49 to R-60, requiring 16 to 20 inches of fiberglass or 14 to 17 inches of cellulose. Calculate your material needs based on attic square footage and target R-value using the coverage chart on insulation bags.

Rental vs Buying Analysis

Home Depot offers free AttiCat blower rental when you purchase 20 or more bags of insulation, making it the most cost effective option for one time DIY projects. Buying a dedicated insulation blowing machine costs 5,000 to 40,000 dollars for professional grade equipment. For most homeowners, renting makes sense. Contractors who do regular insulation work should invest in their own equipment. The ventilation blowers in this roundup complement either approach by keeping air moving during installation.

Noise Level Considerations

Attic spaces amplify noise dramatically. The dreamdragon 8 inch at 60 dB is the quietest option, comparable to normal conversation volume. The VEVOR units at 79 dB are loud enough to require ear protection. If you plan extended work sessions, prioritize lower noise levels to reduce fatigue and protect your hearing.

DIY vs Professional Installation

DIY attic insulation saves significant money but requires careful planning. Forum users recommend tackling insulation projects in cooler months, as attic temperatures can exceed 140 degrees Fahrenheit in summer. Always wear proper PPE including a respirator mask, safety goggles, long sleeves, and gloves. If your attic has vermiculite insulation, which may contain asbestos, hire a professional for removal before installing new insulation.

Cost Considerations and ROI

Blowing in attic insulation typically costs 1 to 2 dollars per square foot for DIY including equipment rental and material. Professional installation runs 2 to 4 dollars per square foot. Most homeowners recoup insulation costs within 3 to 5 years through reduced energy bills. Adding R-30 to an under insulated attic can reduce heating and cooling costs by 10 to 30 percent annually.

FAQs

Conclusion: Finding Your Best Insulation Blower for Attics

The best insulation blowers for attics cover a range of needs from ventilation during installation to material removal and spray foam application. For most homeowners and small contractors, the DEWALT DXAM-2260 earns our Editor’s Choice with its proven 4.8 star reliability, 3 speed control, and compact 12 inch design. The K Tool International Big Chill offers the best value at 1,200 CFM, while the Performance Tool W50068 wins on portability at just 3.9 pounds.

For ducted attic ventilation, the VEVOR and dreamdragon models deliver serious airflow through flexible hoses that keep the bulky unit outside your workspace. The RAM and Vega Bond vacuum bags handle insulation removal without tearing. And for air sealing before blowing in loose fill, the Froth Pak 630 delivers professional results despite its learning curve.

Whatever your attic project requires in 2026, pairing the right equipment with proper PPE and a clear plan makes the difference between a weekend well spent and a frustrating ordeal. Start with the right blower, calculate your material needs carefully, and tackle the job in cooler weather for the best results.