Install Ridge Vent Existing Roof

Time was about 1 hour and 15 minutes with 2 men.

Install ridge vent existing roof.

Position a section of metal ridge cap over the peak of the metal roof with the end of the ridge cap flush with one end of the roof peak. Remove all the shingle caps from the roof ridge from one side of the roof to the other by prying them up with a pry. Installing a ridge vent to ventilate the attic. Tools required circular saw dril.

Below we ve compiled some helpful tips on how to install a ridge vent for metal roofing. Cost was less than 100. The total area of the vents in an attic normally equals 1 150 of the floor area. Fasten the vent to the roof decking and rafters or trusses by nailing through the flange on both sides of the vent using the nails and nail spacing recommended by the manufacturer.

How to add a roof ridge vent to an existing roof 1. How to install a ridge vent in an old house calculating venting area. To begin the ridge vent installation they measure down 3 inches from the top of the ridge and snap a line to cut the opening for the ridge vent. Tools you will need for roofing from amazon bostitch coil nailer https amzn to 2u1v8e2 shingle remover https amzn to 2fzu5wf roof snake https amzn to 2.

Using a circular saw with a carbide tip blade one of the roofers plunges the saw into the ridge at the ends and then follows the chalk line. Cutting through the roof. Mark a pencil line on the ridges of the installed metal roofing panels using the edge of the ridge cap as a guide. Add any connectors and end caps that came with your ridge vent system to ensure the vent is watertight.

A ridge vent is an important part of a home s roofing system. Installed at the peak of a sloped roof the ridge vent allows damp warm air to escape from the attic. A properly installed ridge vent increases energy efficiency and prolongs the life of your roof. Remove the ridge cap from the roof peak.

Installing the vent in an existing roof entails tearing off the ridge shingles and cutting away the upper 2 or 3 inches of roof sheathing on each side of the ridge with a circular saw.