InterLock | Garaga
Call us today at
(603) 432-0114

Call us now to schedule
a free at home estimate !


InterLock


Triple contact interlocking joints that block cold air and create thermal breaks between metal door skins to prevent cold or heat transfer. Garaga’s InterlockTM joints stop heat transfer 35% better than the average of its competitors and outperform the competition by a factor of 50 on wind transfer between door sections.


PK Garage Door Co. LLC
Derry NH 03038 | Phone (603) 432-0114


Area served: Londonderry, Manchester, Windham, Southern New Hampshire and Northeast Massachusetts.

Business hours: Monday to Friday from 8 AM to 5 PM.


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