Knowledge Center

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.

Seaway Doors Ltd.
993 Industrial Road, Prescott ON K0E 1T0 | Phone: (613) 925-4772 or 1 877 719-6034
| Fax: (613) 925-1509

Area served : Prescott, Brockville, Cardinal, Iroquois, Morrisburg, Kemptville, Mallorytown, Athens, Spencerville, Merrickville, Chesterville, Winchester.
Business hours : Monday to Friday from 8:00 AM to 4:30 PM, Saturday by appointment
Prescott Chamber of commerce     CFIB (Canadian Federation of Independent Business)     Canadian Door Institute


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