Cover as much of the wood as you can with sealant using a small brush to get into the spaces between panels if the siding is already installed.
Seal small space between wooden siding.
Trim boards that sit on top the siding.
In the old days the builder would install the trim bring the siding up to it and caulk the corner.
In my opinion caulking between the seams in any lapped siding either horizontal or vertical is not good practice but not just because of any potential vapor barrier effect.
Siding windows and door caulk there are a variety of caulk compounds that will create air and watertight seals around windows and doors.
The siding expands and contracts with temperature and humidity.
Think of a wood home as a living thing.
Simply apply this inexpensive filler into the cracks to seal.
It needs to move and breathe.
Do not seal this juncture as you will be blocking an exit for any moisture that is trapped between the back of the siding and the tar paper.
Hence different types of wood sealers have been developed that provide varying degrees of protection while upholding the aesthetics.
Use when installing bath fixtures to seal gaps between shower tiles between sinks and counters and around the base of the toilet.
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.
These include polymer silicone polymer paintable.
Sealing for natural weathering if you prefer weathered cedar s grey color but want a more uniform color than what comes naturally you can seal the cedar using bleaching oils.
Paint works well over it.
Common places for bees to hide and build nests include overhangs cracks window frames shutters door frames and underneath the siding.
Use top quality caulk outdoors where it needs to withstand extreme temperature changes and remain flexible for 30 to 50 years.
Even though a hive nestled inside the wood aluminum or vinyl siding is hard to actually reach these are in fact some of the easiest and safest types of nests to get rid of because they require no contact.
This moisture is behind the siding and a result of everything from complex factors like vapor pressure to things as simple as water penetration at caulk joints and window and door trim.
Seal small cracks and gaps in your siding under 1 4 inch wide using an acrylic latex caulk.
Paint is the best outdoor wood sealer but it completely spoils the look.
On most new homes the trim goes up after the siding is installed which creates a large gap that should not be caulked.
Similar to sealers for concrete and granite there are sealers for wood the best outdoor wood sealer will protect decks and furniture from rotting and fading.