Keep the weather out with these barriers and sealants

Signed, Sealed, Delivered

Keep the weather out with these barriers and sealants

Make sure gaps in your project are sealed with these six products (Courtesy ROCKWOOL)

Ensuring the safety and efficiency of homes is getting more important. These barriers and sealants are vital to making spaces airtight:

A caulk gun and siding
(Courtesy DAP)

Power Point 300

The Power Point 300 line by DAP is perfect for professional painting contractors. The high-performance acrylic urethane elastomeric sealant provides maximum flexibility and strong multimaterial adhesion for a durable seal that won’t crack. The product is available in 14 colorways, conducive to today’s top trim and siding trends.

A brick of rockwool insulation
(Courtesy ROCKWOOL)


COMFORTBOARD 80 by ROCKWOOL is a vapor-open insulation that keeps the home dry from outside elements. It exceeds Home Energy Rating System Index building standards and is adaptable to many IECC climate zones throughout the United States.

wood framing in a house
(Courtesy CertainTeed)

CertaSeal INT

CertaSeal INT is a new water-based, liquid acrylic, spray-on air sealant produced by CertainTeed that fills any void or crack in a residential building envelope. When paired with standard air sealing practices like the use of taped house wrap caulk or spray sealants, the product helps achieve zero air infiltration.

A black log of owens corning insulation
(Courtesy Owens Corning)

Pure Safety
Owens Corning

The high-performance Pure Safety insulation solution by Owens Corning is the world’s first asthma- and allergy-resistant certified product of its class. The barrier allows up to 65 percent less dust and is mold resistant. It creates a safe and healthy indoor environment while delivering added fire resistance, noise reduction, and top-rated thermal performance.

A man applying sealants on a pink wall
(Courtesy Tremco Residential)

TUFF-N-DRI Classic
Tremco Residential

TUFF-N-DRI Classic by Tremco Residential is a versatile waterproofing membrane spray used on foundation wall shrinkage cracks and to seal out water penetration. The sealant’s exceptional ability to hang on the wall and build a targeted thickness allows it to span voids up to ⅛ inch wide.

spackling applied via scraper
(Courtesy Huber Engineered Woods)

ZIP System liquid flash
Huber Engineered Woods

ZIP System liquid flash is a fluid-applied flashing membrane made with silyl-terminated-polyether technology. Produced by Huber Engineered Woods, this moisture-curing formula combines the durability of silicones with the toughness of urethanes. The sealant smoothly flows into corners to lock out water and air.