NATIONAL GUARD Fire and Smoke Seal: Screw-In Mounting, Vinyl, 3 ft Overall Lg
The NATIONAL GUARD Fire and Smoke Seal (MPN GAP90DKB-36) is a screw-in mounting fire door seal made of brown vinyl, with an overall length of 3 ft and width of 1 7/16 in. This product is designed for fire door…
SKU 3G-OTH-523532
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Product Description
The NATIONAL GUARD Fire and Smoke Seal (MPN GAP90DKB-36) is a screw-in mounting fire door seal made of brown vinyl, with an overall length of 3 ft and width of 1 7/16 in. This product is designed for fire door applications requiring a smoke and fire seal.
Frequently Asked Questions
What is the NATIONAL GUARD Fire and Smoke Seal used for?
The NATIONAL GUARD Fire and Smoke Seal (GAP90DKB-36) is used to seal gaps around fire doors, preventing the passage of smoke and flames during a fire. It is commonly installed in commercial and industrial buildings to maintain fire-rated door assemblies and comply with safety codes.
What are the specifications of the NATIONAL GUARD GAP90DKB-36?
The NATIONAL GUARD Fire and Smoke Seal (GAP90DKB-36) is a brown vinyl seal with screw-in mounting. It measures 3 ft overall length and 1 7/16 in overall width. The manufacturer part number is GAP90DKB-36, and it is designed for fire door applications.
Where to buy NATIONAL GUARD Fire and Smoke Seal worldwide?
3G Electric supplies the NATIONAL GUARD Fire and Smoke Seal (GAP90DKB-36) to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this fire door seal.
How to install a screw-in fire door seal like the NATIONAL GUARD GAP90DKB-36?
To install the NATIONAL GUARD Fire and Smoke Seal, measure the door gap, cut the seal to length if needed, and screw it into the door frame or edge using the provided mounting holes. Ensure the seal compresses evenly against the door for effective smoke and fire protection.
NATIONAL GUARD Products
3G Electric supplies NATIONAL GUARD fire door seals & shims. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









