About this company
View allGCannon Inc
G.Cannon, Inc. is a full service roofing and siding company. We also install windows and seamless gutters.We offer free estimates, Limited lifetime warranties on shingles and flat roofs plus no payments for up to 12 months.
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Answers from contractors near King of Prussia, PA
How important is ventilation if my roof and house is 30 years old and has just a little sweating in the rafters?
Roger Bush of Charm City Roofing PRO answered:
Mar 2, 2018
Proper ventilation is extremely important for a long lasting roof. If you roof is sweating and creating condenstaion it can deteriorate your entire roofing system from the decking and supports to the ... read more
What is the temperature range for installing roof shingles
Elizabeth Stoko of Prestige Home Solutions PRO answered:
Dec 30, 2016
In order for shingles to sit and form properly, it should be at least 36 degrees fahrenheit (2.2 celsius) outside when laying shingles.
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