FAQs
Q: What is a sub frame on an up and over door?
The sub frame is the 3 sided frame around the main garage door panel that enables the panel to be installed with the operating mechanism for the door ...
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Q: Are sub frames different on side hinged garage doors?
Generally is specified correctly yes they are with a rebated edge included for the best seal possible when closed. For the majority of steel, GRP tim...
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