NATIONAL GUARD Automatic Door Bottom: Dual Fin Insert, Aluminum, 36 in Lg, 1 1/2 in Wd
The NATIONAL GUARD Automatic Door Bottom with Dual Fin Insert (MPN 320V-36") is an aluminum door bottom measuring 36 inches in length and 1 1/2 inches in width. This product is designed to seal the gap beneath a…
SKU 3G-OTH-515132
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Product Description
The NATIONAL GUARD Automatic Door Bottom with Dual Fin Insert (MPN 320V-36") is an aluminum door bottom measuring 36 inches in length and 1 1/2 inches in width. This product is designed to seal the gap beneath a door, with the dual fin insert providing a sweep action for weather and sound control.
Frequently Asked Questions
What is the NATIONAL GUARD Automatic Door Bottom 320V-36" used for?
The NATIONAL GUARD Automatic Door Bottom with Dual Fin Insert seals the gap beneath a door. Its dual fin insert provides a sweep action for weather and sound control, making it suitable for commercial and industrial doorways requiring draft and noise reduction.
What are the specifications of the NATIONAL GUARD 320V-36"?
The NATIONAL GUARD 320V-36" Automatic Door Bottom is 36 inches long and 1 1/2 inches wide. It is made of aluminum with an aluminum dual fin insert. The manufacturer part number is 320V-36".
Where to buy the NATIONAL GUARD 320V-36" worldwide?
3G Electric supplies the NATIONAL GUARD 320V-36" Automatic Door Bottom to customers worldwide. We handle full logistics, customs clearance, and delivery, ensuring you receive the correct product for your application.
How to install the NATIONAL GUARD Automatic Door Bottom?
Install the NATIONAL GUARD Automatic Door Bottom by cutting it to exact door width, then screwing it to the bottom of the door. Ensure the dual fin insert contacts the threshold evenly for proper weather and sound sealing. Follow standard door hardware installation practices.
NATIONAL GUARD Products
3G Electric supplies NATIONAL GUARD automatic door bottoms. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









