Gun Spray Foam

Enhance Your Construction Projects with High-Quality Gun Spray Foam

Discover premium insulation and sealing solutions from industry leaders like Tremco, available through trusted distributors such as Wearing Williams. Equip your projects with the best materials for optimal durability and efficiency.


Gun spray foam is an essential tool in modern construction and renovation, providing efficient solutions for insulation, sealing, and filling gaps. Nuco Inc., a leader in sealants and foams, offers a diverse range of gun spray foams tailored to various applications.

Understanding Gun Spray Foam

Gun spray foam is a polyurethane-based product applied using a specialized applicator gun. It expands upon application, filling cavities and creating airtight seals, enhancing energy efficiency and structural integrity.

Nuco Inc.'s Gun Spray Foam Offerings

Nuco Inc. provides several gun spray foam products designed for specific needs:

  1. Purfectseal Gun Foam: A single-component, moisture-curing, low-expansion foam suitable for cold weather applications down to -10°C. It's both economical and environmentally friendly.

  2. UltraSeal PF-100 Extreme All-Weather Gun Foam: This UL-classified, low-expansion foam performs in extreme temperatures and low humidity, ideal for sealing gaps, holes, and crevices.

  3. UltraSeal PF-200/600 2-Component Foam Systems: These systems assist in achieving ENERGY STAR® ratings and LEED Certification, offering comprehensive insulation solutions.

  4. IPF Green Gun Foam: A closed-cell, single-component polyurethane foam primarily used to seal around windows, doors, and other gaps, providing excellent air barrier properties with an R-Value of 4.2 per inch.


  5. 2SPEC Gun Foam: Designed for professionals seeking versatility, this foam blends seamlessly with common substrates and offers high yield for extensive projects.

Choosing the Right Applicator

Selecting an appropriate foam applicator gun is crucial for optimal application. Nuco Inc. offers:

  • UltraSeal G1 Foam Applicator Gun: A high-performance, Swiss-made applicator compatible with all UltraSeal gun foams, featuring semi-steel construction and an accurate foam control dial.

  • UltraSeal G2 Foam Applicator Gun: An economically priced applicator with semi-steel construction and ergonomically correct design, ensuring durability and ease of use.

Gun spray foam is a vital component in modern construction and renovation, offering efficient solutions for insulation, sealing, and filling gaps. Beyond the offerings from Nuco Inc., other industry leaders like Tremco provide specialized products such as ExoAir® Flex Foam and ExoAir® LEF, each designed to meet specific project requirements.

Tremco's Gun Spray Foam Products

  1. ExoAir® Flex Foam: This one-component, moisture-curing polyurethane foam is ideal for filling rough openings around windows and doors. It provides a flexible air seal that accommodates up to ±25% movement, ensuring long-term durability.

  2. ExoAir® LEF: A versatile, one-component, gun-grade polyurethane foam designed for window and door installations. It fills, insulates, and seals around windows, door frame joints, base plates, penetrations, and cracks. ExoAir® LEF is CFC-free and can be applied over a wide temperature range.

Where to Purchase

For professionals seeking a comprehensive selection of sealants, adhesives, and related products, Wearing Williams is a trusted distributor. They offer a wide range of premium products, including those from Tremco and other leading manufacturers, catering to various construction and renovation needs.

To access exclusive products, receive personalized service, and stay updated on the latest industry offerings, consider creating an account with Wearing Williams. By registering, you'll gain access to a comprehensive catalogue of premium sealants, adhesives, and more, ensuring your projects are equipped with the best materials available.

Incorporating high-quality gun spray foams like those from Tremco, available through reputable distributors such as Wearing Williams, ensures your construction and renovation projects achieve optimal insulation, sealing, and durability.

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