UL Subject 1588
Outline of Investigation for Roof and Gutter De-Icing Cable Units (Outline, 5/24/2002)
standard by Underwriters Laboratories, 05/24/2002
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Outline of Investigation for Roof and Gutter De-Icing Cable Units (Outline, 5/24/2002)
standard by Underwriters Laboratories, 05/24/2002