NATIONAL GUARD Automatic Door Bottom: Single Fin Insert, Aluminum, 36 in Lg, 1 1/2 in Wd
The NATIONAL GUARD Automatic Door Bottom with Single Fin Insert (MPN 423N-36) is a 36-inch long, 1.5-inch wide aluminum door bottom in black. It is designed to seal the gap under a door, helping to block drafts…
SKU 3G-OTH-515159
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Product Description
The NATIONAL GUARD Automatic Door Bottom with Single Fin Insert (MPN 423N-36) is a 36-inch long, 1.5-inch wide aluminum door bottom in black. It is designed to seal the gap under a door, helping to block drafts, light, and sound. 3G Electric interprets this demand and sources the genuine NATIONAL GUARD product, providing a single point of accountability across 14 industrial departments — and we supply far more than is listed. Our specialist depth in combustion, pumps and controls (as an authorised distributor for brands like FBR, Interpump, Riello, Beckett, Schneider, ABB, Siemens, SKF, Festo, and Fluke) serves as a trust anchor, ensuring you get the right answer, not just a catalog.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the NATIONAL GUARD Automatic Door Bottom 423N-36 used for?
The NATIONAL GUARD Automatic Door Bottom 423N-36 seals the gap under a door to block drafts, light, and sound. It is commonly used in commercial and industrial facilities to improve energy efficiency and indoor comfort. 3G Electric sources this genuine NATIONAL GUARD product for worldwide delivery.
What are the specifications of the NATIONAL GUARD 423N-36 door bottom?
The NATIONAL GUARD 423N-36 is a 36-inch long, 1.5-inch wide aluminum automatic door bottom with a single fin insert, finished in black. It is designed for standard door widths and provides a durable seal. 3G Electric supplies this genuine NATIONAL GUARD part globally.
Where to buy the NATIONAL GUARD 423N-36 door bottom worldwide?
3G Electric supplies the genuine NATIONAL GUARD 423N-36 automatic door bottom to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us to order this part or any other industrial equipment across 14 departments.
How to install the NATIONAL GUARD automatic door bottom 423N-36?
Install the NATIONAL GUARD 423N-36 by cutting it to exact door width, then mounting it to the door bottom using the provided screws. Ensure the fin insert contacts the floor evenly for proper sealing. 3G Electric can provide sourcing support for this genuine NATIONAL GUARD product.
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.









