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3 Articles

commercial door seals ×

Fire-Rated and Acoustic Automatic Door Bottoms: When One Opening Has to Meet Two Separate Standards at Once

When Sound Control and Fire Ratings Collide at the Same Door This article is for contractors, facility managers, and specifiers who encounter openings that must satisfy both a fire-rating requirement ...

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Apr 23, 2026

Fire-Rated Automatic Door Bottoms: How to Specify and Install Them Right

Why the Gap at the Bottom of a Fire Door Matters More Than You Think The space beneath a fire door is one of the most overlooked details in door assembly compliance. Too much clearance and you fail an...

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Apr 22, 2026

Aluminum Astragals for Door Pairs: How to Choose and Install the Right Meeting Stile Seal

Why the Gap Between Double Doors Matters More Than You Think When two door leaves meet at the center of an opening, that joint is called the meeting stile . Without a proper seal at the meeting stile,...

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Apr 22, 2026