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door in negative pressure
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Question
Answer
What can be done for a door that will not close against wind pressure?
Resolution:
To correctly answer this question, we need to know how much more force is required to get the door closed. They could try turning the Rod & Shoe over (short side of shoe towards the hinge), or ...:
Does LCN sell a coupler to stack two 4040XP closers together?
Resolution:
LCN does not recommend this type of installation, and has never sold a coupler to do this.:
What door meets FBC / NOA Zone 4 requirements?
Resolution:
H-Series doors in single leaf applications with only mortise locks meet the FBC / NOA Zone 4 requirements?3070 max flushOutswing & Inswing applicationsZone 4 requires 120 to 170 psf.:
What is the difference between the L-Series and H-Series doors?
Resolution:
The L-Series doors are designed for virtually all construction requirements in commercial building applications. They have also been tested and approved for uniform wind load per ASTM E330. ...: