Caulking Between Wood Siding

A cartridge or a squeeze tube.

Caulking between wood siding.

If overused or incorrectly placed siding caulk can cause more damage to your exterior than good. These two conditions make up about 80 of our needed stop gaps. Siding windows and door caulk there are a variety of caulk compounds that will create air and watertight seals around windows and doors. The nails holding up the siding should not be caulked.

Caulk is a substance designed to seal a joint between two surfaces and to fill small holes. Siding nails should not be caulked another item that needs room to play is siding boards themselves. The caulk was still perfect in the few areas i had caulked along the siding. Metal flashing or any metal to wood joint should not be caulked another water exit pathway that should never be sealed.

It is generally not a good idea to use caulking on wood siding. Paintable silicone caulk can be used around the outside of window units to properly seal the window and the siding edge or around the entire door unit. As homeowners with this kind of siding know wood naturally expands and contracts with fluctuations in temperature and precipitation. Use top quality caulk outdoors where it needs to withstand extreme temperature changes and remain flexible for 30 to 50 years.

Use when installing bath fixtures to seal gaps between shower tiles between sinks and counters and around the base of the toilet. Use around sinks tubs and showers. A cartridge and caulk gun give a more continuous bead than a squeeze tube which is better for small projects. These include polymer silicone polymer paintable.

Before caulking joints between dissimilar materials make sure that the manufacturer recommends the caulk for both materials. Cartridges typically have 9 to 11 ounces of caulk versus a squeeze tube which has 3 to 6 ounces. This is a hawk eyed view of the exact information you need before choosing the best exterior caulk for windows doors brick etc. Moreover they are usable on wood trim concrete hardiplank rooftop stucco siding and many other outdoor caulking surfaces.

We have a home from the 1930 s with many gaps in exterior portland type stucco between wood and cracks within the stucco. Caulk comes in two forms.