NATIONAL GUARD Door Threshold: Saddle, Aluminum
The NATIONAL GUARD 350-48" Door Threshold is a 4 ft long aluminum half-saddle threshold with a fluted transition type. This product is a half-saddle threshold designed for doorways.
SKU 3G-OTH-503189
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Product Description
The NATIONAL GUARD 350-48" Door Threshold is a 4 ft long aluminum half-saddle threshold with a fluted transition type. This product is a half-saddle threshold designed for doorways.
Frequently Asked Questions
What is the NATIONAL GUARD 350-48" Door Threshold used for?
The NATIONAL GUARD 350-48" Door Threshold is a half-saddle threshold used to seal the gap under a door, providing a smooth transition between flooring surfaces. Its fluted design helps shed water and debris, making it suitable for exterior or high-traffic commercial doorways.
What are the specifications of the NATIONAL GUARD 350-48" Door Threshold?
The NATIONAL GUARD 350-48" Door Threshold is a 4 ft long aluminum half-saddle threshold with a fluted transition type. It is designed for doorways and carries the manufacturer part number 350-48". The aluminum construction offers corrosion resistance and durability.
Where to buy the NATIONAL GUARD 350-48" Door Threshold worldwide?
3G Electric supplies the NATIONAL GUARD 350-48" Door Threshold to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this threshold.
How to install a half-saddle door threshold like the NATIONAL GUARD 350-48"?
To install a half-saddle threshold like the NATIONAL GUARD 350-48", first measure and cut it to fit the doorway width. Clean the subfloor, apply a bead of construction adhesive, and press the threshold into place. Secure with screws through pre-drilled holes, then seal the ends with caulk.
NATIONAL GUARD Products
3G Electric supplies NATIONAL GUARD half-saddle thresholds. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.






