Hiding Metal Siding Joints

The ends of the boards must be primed to seal against water.

Hiding metal siding joints.

Joint covers are primed on the outside for easy painting and coated on the inside with an epoxy backer to inhibit. There are only a few of these joints but i would like to finish the job. Remove any sawdust dirt or debris from the gap to prep it for finishing. Use a keyhole or reciprocating saw with a fine tooth blade to remove enough material from one of the pieces of lap siding.

This way they are hidden from view when looking at the house from the front. There is a metal j channel and then siding. I can t figure out how to flash the bottom joints. A wraparound lower lip hooks the siding and requires one nail to hold it in place.

An alternative method installing metal splines helps prevents water intrusion by draining water away quickly. The joint covers protect the butt joint where two siding planks meet and provide an expansion joint to help prevent siding buckling. A wraparound lower lip hooks the siding and requires one nail to hold it in place. On my house the there is metal siding on the bottom 42 inches.

This metal spline laps over the siding course below so any water that penetrates the joint gets channeled out. Joint covers are primed on the outside for easy painting and coated on the inside with an epoxy backer to. Create a proper 3 16 space at minimum between the two pieces of siding. Slide a piece of metal sheeting behind the butt joint.