Caulking Masonite Siding

Here s another typical handyandy exterior project.

Caulking masonite siding.

The homeowner wanted to see if i could re caulk some of the but joints which were starting to swell between the siding lapboards. The siding expands and contracts with temperature and humidity. Caulking masonite siding water from power washing can get in ends of boards next to trim or at bottom edges of siding not wishing to trap moisture as this will diminish the life of the caulk. The nails holding up the siding should not be caulked.

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. Masonite siding damage occurs when water penetrates through seams joints and holes with improper caulk. However masonite siding is vulnerable to rot cracks insects fire fungus and insecticides due to which it softens over time making caulking some repair and repainting almost necessary. Fit a caulking gun with a tube of exterior paintable caulk and squeeze a continuous bead of caulk into every visible seam and crack.

Think of a wood home as a living thing. If you can see black marks or streaks anywhere on your masonite siding it is a sure sign. Caulk by its adhesive nature will try to limit this movement leading to widespread failure and cracking in the caulk over time. It needs to move and breathe.

When you try to restrict either it is at your peril. Masonite siding is extensively used in constructions. Inspect your caulking regularly and replace it as needed to extend the life of your masonite siding. Is the old caulking removed before new coats are applied.

Once caulking opens up the siding is subject to potential harm and deterioration so caulking on a dry surface is at the up most importance. Similar to paint previous coats of. The spaces between masonite siding and all along its edges should be sealed always. However if not properly maintained it will deteriorate.

It helps in protecting a structure from damage caused by weather and other external factors. The client here was told by several contractors that his masonite siding was defective and needed to be re. Repairing masonite siding is a moderately easy project that you can handle all by yourself and using the tools equipment per the steps mentioned below. Faulty caulking can lead to moisture damage and speed up the need for siding replacement.