NATIONAL GUARD Door Weatherstripping: Bulb, Screw-In Mounting, EPDM, 3 ft Overall Lg
The NATIONAL GUARD Door Weatherstripping is a bulb-shaped, screw-mount perimeter seal made of black EPDM, with an overall length of 3 ft (MPN 137NDKB-36x84). It is designed for adjustable installation on doors to…
SKU 3G-OTH-512240
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Product Description
The NATIONAL GUARD Door Weatherstripping is a bulb-shaped, screw-mount perimeter seal made of black EPDM, with an overall length of 3 ft (MPN 137NDKB-36x84). It is designed for adjustable installation on doors to block drafts and debris.
Frequently Asked Questions
What is NATIONAL GUARD Door Weatherstripping used for?
This NATIONAL GUARD weatherstripping seals gaps around doors to block drafts, dust, and debris. Its bulb-shaped EPDM seal compresses against the door frame, making it suitable for commercial and industrial entryways where adjustable perimeter sealing is needed.
What are the specifications of NATIONAL GUARD 137NDKB-36x84 weatherstripping?
This NATIONAL GUARD weatherstripping has a bulb seal shape, screw-in mounting, and is made of black EPDM. Overall length is 3 ft. It is designed for adjustable door perimeter sealing and carries MPN 137NDKB-36x84.
Where to buy NATIONAL GUARD door weatherstripping worldwide?
3G Electric supplies NATIONAL GUARD door weatherstripping worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this MPN 137NDKB-36x84.
How to install NATIONAL GUARD screw-in door weatherstripping?
Position the weatherstripping against the door frame, mark screw locations, pre-drill pilot holes, then secure with screws. Adjust the bulb seal compression by loosening screws and repositioning. Ensure the seal contacts the door evenly without excessive force.
NATIONAL GUARD Products
3G Electric supplies NATIONAL GUARD adjustable screw-mount door perimeter seals. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









