The type may vary depending on the type of wall construction but most trim boards are 1 by 4 inches or 1 by 6.
How to seal roof trim.
How to seal rv roof seams with dicor lap sealant this is an easy job you can do yourself and have great results.
Welcome to my rv renovation series i m on day step 4 of repairing the roof of my 93 fleetwood jamboree searcher camper.
Install the roofing screws vertically along each rib in the panel.
Secure the screws but do not overtighten.
Fascia boards attach to rafter ends along the roof line.
House trim is installed at corners along roof lines and around doors and windows.
Place the first screw about 7 inches from the bottom and each subsequent screw about 18 to 24 inches apart along the vertical run.
If you don t seal them properly water can run off the roof and into your home.
If water gets trapped.
The washer under the screw head should seal to the surface of the panel without bulging or shifting.
I m going to fasten this using pancake head fasteners making sure to thread the butyl tape as i go and install these fasteners every 12 inches going up the z trim.
I show you how to seal rv roof seams yours.