How to install gable vents. Ridge and roof vents are easier to install just prior to a roofing job, but they can also be retrofitted onto an existing roof..Adding proper venting to your attic can cause dramatic drops in summer cooling costs. Whether you choose to employ flow through cooling, with a gable vent at each end .Installing gable vents. Simple instructions for installing gable ventilation. Do it yourself insulating. DIY and save today..Gable Vents SD Sharing Gable Vent Installation yellowblue Solar Gable Fan Install Duration .
Once the holes are drilled, use a chalk line to connect them, forming the outline of your gable vent. Attach a bi metal blade to your reciprocating saw and cut out the outline of the vent. Use a plumb bob in the opening of the vent to determine the location. Mark this with a pencil on the siding..