NATIONAL GUARD Door Threshold: Saddle, Vinyl
The NATIONAL GUARD Door Threshold is a 4 ft long vinyl saddle threshold (MPN 401-48) featuring a smooth transition type. This product is a saddle threshold from NATIONAL GUARD, designed for door applications.
SKU 3G-OTH-505032
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Product Description
The NATIONAL GUARD Door Threshold is a 4 ft long vinyl saddle threshold (MPN 401-48) featuring a smooth transition type. This product is a saddle threshold from NATIONAL GUARD, designed for door applications.
Frequently Asked Questions
What is the NATIONAL GUARD 401-48 door threshold used for?
The NATIONAL GUARD 401-48 is a 4 ft vinyl saddle threshold used to seal the gap under a door, providing a smooth transition between flooring surfaces. It helps block drafts, moisture, and debris while accommodating door operation in commercial or industrial entryways.
What are the specifications of the NATIONAL GUARD 401-48 threshold?
The NATIONAL GUARD 401-48 is a 4 ft long vinyl saddle threshold with a smooth transition type. Its manufacturer part number is 401-48. The vinyl construction offers durability and weather resistance for interior or sheltered exterior door applications.
Where to buy the NATIONAL GUARD 401-48 threshold worldwide?
3G Electric supplies the NATIONAL GUARD 401-48 vinyl saddle threshold to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this smooth-transition door threshold.
How to install a NATIONAL GUARD vinyl saddle threshold?
Measure the door opening width and cut the NATIONAL GUARD 401-48 threshold to length if needed. Position it under the door, ensuring the smooth transition aligns with the floor. Secure it with appropriate fasteners (not included) through pre-drilled holes, then seal edges with caulk for weatherproofing.
NATIONAL GUARD Products
3G Electric supplies NATIONAL GUARD saddle thresholds. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









