NATIONAL GUARD Door Astragal: Astragal Insert, 7 ft Lg, 2 in Wd
The NATIONAL GUARD Door Astragal is an astragal insert measuring 7 ft in length, 2 in width, and 2 in height, featuring a steel flange. This product, MPN 139SP-7, is a door astragal from NATIONAL GUARD.
SKU 3G-OTH-502409
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Product Description
The NATIONAL GUARD Door Astragal is an astragal insert measuring 7 ft in length, 2 in width, and 2 in height, featuring a steel flange. This product, MPN 139SP-7, is a door astragal from NATIONAL GUARD.
Frequently Asked Questions
What is a NATIONAL GUARD Door Astragal used for?
A NATIONAL GUARD Door Astragal is used to seal the gap between double doors, preventing drafts, light, and sound infiltration. It is commonly installed on commercial or industrial door pairs to improve energy efficiency and security. The steel flange provides durable mounting.
What are the specifications of the NATIONAL GUARD 139SP-7 Door Astragal?
The NATIONAL GUARD 139SP-7 Door Astragal is an astragal insert measuring 7 ft in length, 2 in width, and 2 in height. It features a steel flange for robust attachment. This model is designed for standard double-door applications requiring a reliable seal.
Where to buy NATIONAL GUARD Door Astragal 139SP-7 worldwide?
3G Electric supplies the NATIONAL GUARD Door Astragal 139SP-7 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this door astragal for your industrial or commercial project.
How to install a NATIONAL GUARD Door Astragal?
To install a NATIONAL GUARD Door Astragal, measure the door height and cut the insert to fit if needed. Secure the steel flange to the active door edge using appropriate fasteners. Ensure the astragal aligns with the strike door for a tight seal. Follow standard door hardware installation practices.
NATIONAL GUARD Products
3G Electric supplies NATIONAL GUARD door astragals. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









