thermal factors for Steelcraft door products

RELATED FAQS

Question
Answer
All doors are tested in accordance with ASTM C1363 and SDI 113:B18 Series (Steel Stiffeners)     U-Factor = 0.50     R-Value = 2.01B16 Series (Steel Sti...
The U-Factor, R-Value and K-Thermal Rating are measurements of thermal transmission through building products. U-Factor: Overall co-efficient of heat transmission passage through a built-up panel...
CAUTION must be used in investigating this problem - In most cases, excessive field rusting of products is caused by improper storage at the jobsite. That situation must be validated prior to refus...
When rust appears, repair the affected surfaces by finish smooth, clean, treat for maximum paint adhesion, and touch up the surfaces with a direct to metal (DTM), rust inhibitive primer.
Prime or painted surfaces which have been scratched or otherwise marred during installation (including field welding) and/or cleaning must be field repaired and re-primed by the installing contractor.
The five most common cores are honeycomb, polystyrene, polyurethane, steel stiffened, and temperature rise. Honeycomb core doors are used for interior and exterior openings where high thermal...
Thermal Bow is a temporary condition which occurs in metal doors mainly due to the temperature differential from one side of the door to the other. This may occur in exterior doors when direct sun ...