Caulking Between Wood Siding

Caulk is a substance designed to seal a joint between two surfaces and to fill small holes.

Caulking between wood siding.

We have a home from the 1930 s with many gaps in exterior portland type stucco between wood and cracks within the stucco. A cartridge or a squeeze tube. 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.

These two conditions make up about 80 of our needed stop gaps. It is generally not a good idea to use caulking on wood siding. The thing is over time the chemical treatment in the pressure treated wood dries out and the wood contracts and literally gets a tiny bit smaller since it s not now swollen with moisture. Caulk comes in two forms.

Moreover they are usable on wood trim concrete hardiplank rooftop stucco siding and many other outdoor caulking surfaces. The remaining conditions are gaps between stucco and metal pipes or roofing materials. Use around sinks tubs and showers. 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. Also avoid caulking tongue and groove siding boards together. A cartridge and caulk gun give a more continuous bead than a squeeze tube which is better for small projects. As homeowners with this kind of siding know wood naturally expands and contracts with fluctuations in temperature and precipitation.

The caulk was still perfect in the few areas i had caulked along the siding. Use when installing bath fixtures to seal gaps between shower tiles between sinks and counters and around the base of the toilet. Metal flashing or any metal to wood joint should not be caulked another water exit pathway that should never be sealed. Use top quality caulk outdoors where it needs to withstand extreme temperature changes and remain flexible for 30 to 50 years.

These include polymer silicone polymer paintable. Siding windows and door caulk there are a variety of caulk compounds that will create air and watertight seals around windows and doors.