CertainTeed is a leading North American manufacturer of building materials including roofing, vinyl siding, trim, fence, railing, decking, insulation, gypsum, and ceilings products. Headquartered in […]
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Apart from the quality work, Edgar Li puts no pressure on his clients, unlike many other firms who insist you sign on the dotted line immediately in return for some minute discount from a much higher price. Installation of a replacement for the front door went equally flawless, and we saved several thousand dollars. It's a joy to work with Crystal Exteriors.