Caulking Clapboard Siding

A diyer or a novice painter might attempt to achieve a cleaner look by caulking the siding nails but the nail is guaranteed to push the caulking material out within a few months.

Caulking clapboard siding.

It seems that general practice is for the intersection of horizontal clapboards and corner boards to be caulked a bead of caulk over this intersection after siding installation. When deciding how to use caulk on your siding however it is generally more important to consider where you should not use it. Is the old caulking removed before new coats are applied. Do you caulk all of the joints between the vertical boards of vertical board siding when prepping to paint a house.

We used cedar siding to replace the rotted clapboards. Cracks and holes in any surface collect water which causes paint to peel. After notching the siding to fit around the bottom of the window apply sealant under and around the windowsill. Before the siding can go up 1x4 starter strips of treated lumber should be nailed to the sill where the lower most course of siding will go up image 2.

Re first a disclaimer. Caulk is a substance designed to seal a joint between two surfaces and. Or is it like horizontal clapboards which are left uncaulked at the laps to allow moisture to escape. It is generally not a good idea to use caulking on wood siding.

Carefully slide the notched piece of siding into place. Similar to paint previous coats of. Corner boards are applied to the sheathing with siding fitting tightly against the narrow edge of the boards allowing for expansion and an adequate caulking bead. If overused or incorrectly placed siding caulk can cause more damage to your exterior than good.

The nails holding up the siding should not be caulked. Width is a matter of taste and proper proportion. If more than one clapboard is needed to span a wall snap a chalk line between the marks on the corner boards on top of the course being overlapped. Nail the clapboard to the studs.

First to help avoid any future insect damage back prime the cedar with oil based primer image 1. But i ve also seen advice about not doing this because the caulk can will fail and trap water. In this how to segment we talk about the proper way to use exterior caulking and get the job done clean and correct.