National Guard Products

Since 1935, National Guard Products has been manufacturing the finest weatherstripping and threshold products, growing into a family-run industry innovator offering door seals, thresholds, gasketing, intumescent fire seals, smoke seals, sound seals, door sweeps, door bottoms, lite kits, louvers, continuous geared hinges, and sliding door hardware. NGP uses the latest technology for positive pressure products including Gap Solutions for Fire Doors and Edge Sealing Systems compliant with International Building Code requirements. With over 20,000 products in their database, NGP emphasizes clear communication, personalized expertise, and faster delivery as an independently owned leader in commercial door products.

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Since 1938, American Doors has supplied commercial doors, frames, and hardware across the U.S., growing from a Houston-based distributor into a multi-market platform serving contractors throughout Texas and Colorado. Family-owned for more than 85 years, we emphasize continuity and craftsmanship, with AHC-certified hardware specialists and experienced estimators delivering fully coordinated Division 8 and Division 10 solutions from specification through installation.

1 (713) 681-8047

About Products brands locations

American Doors is part of Riverbend Industries, a family-owned industrial group focused on building durable, operating businesses.

Riverbend partners with management teams for the long term—investing in people, systems, and manufacturing capability while preserving the culture and accountability that make each business successful.

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American Wheatley Serenity Sliding Door Systems Phoenix manufacturing

williams InOvate Dryer Products Cozy Heating Systems

Quality Weatherstripping and Door Sealing Products Since 1935

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