Installing Trim Before Roofing

Numbers give suggested sequence for trim installation steps.

Installing trim before roofing.

For the best results purchase pre primed boards whenever possible. Painting before installing trim can be a major energy and time saver provided you have the space to do it. Align the first metal roofing panel so that it overlaps the edging by 1 2 to 3 4 of an inch and is square to the roof. Do you need to install eave or fascia for a metal roof.

The rake board serves as the starting place for the shingles. Metal roofing 101 diy steel roofing installation over shingles subscribe. This should be used in valleys points where 2 sections less than 140 degrees meet and as end caps over the tops of 2 sides that meet. It can be a simple board or it may include a frieze board soffit and fascia.

Place the first screw. Rake board trim is an overhang from a pitched roof. This is the metal trim similar to the eave flashing except that it is placed over joints in the roof where different sections meet. Center a minimum 610 mm 24 wide minimum 28 gauge pre finished galvanized metal valley liner in the valley and fasten with only enough nails to hold it in place nailing at the edges only.

Here is a short video showing how. Be sure to cut this metal at the correct angle before installing it. Overlap each metal piece by at least 150 mm 6 and use asphalt plastic cement under each section of overlap. 9 roofing panel install with lower edge 1 above the transition bend.

Most roof trim is installed before shingling but not all of it. Our host david mackey discusses techniques used in installing eave trim with exposed fasteners using the sl 16 standing seam roofing system from american bui. 10 panel wood screw space according to the recommended fastening pattern and local codes.