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R-Value

Ability of a material to retard the transmission of heat. The higher “R” value, the better insulating performance. Note: Garaga doors are made of high-density pressure-injected polyurethane. Up to R-18 insulation. Twice the thermal resistance of polystyrene.
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SGM Garage Doors
706 Highway 325 (P.O. Box 171), Blockhouse (NS) B0J 1E0 | Phone : (902) 624-8993 Fax: (902) 624-0709


Area served : Lunenburg/Queens County, Annapolis Valley, Halifax, Dartmouth and surrounding areas
Business hours : Monday–Friday 8AM to 5 PM; Evenings by appointment. 


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