• Welcome to the new and improved Building Code Forum. We appreciate you being here and hope that you are getting the information that you need concerning all codes of the building trades. This is a free forum to the public due to the generosity of the Sawhorses, Corporate Supporters and Supporters who have upgraded their accounts. If you would like to have improved access to the forum please upgrade to Sawhorse by first logging in then clicking here: Upgrades

window U-factors

This is indeed refering to window framing materials. Wood or vinyl windows have a different U factor requirment than aluminum windows.
 
the phrase "framing materials other than metal with or without metal reinforcement or cladding"

was what through someone off, thinking it was refering to building framing rather than window frame.
 
You must log in or register to reply here.
Top