ECN Forum Forums General Topics of the Trade General Discussion Area T8 Lamps in the Cold

A good place for info on lighting IMHO is RUUD Lighting.
THey sell direct to contractors, and have good quality products IMHO

Based on a quick search, T-8 are OK to zero degrees F.

My past experiences in cold facilities were that HO lamps worked the best.Check out RUUD is you want.

www.ruudlightingdirect.com