Pressure Treated Wood Window Sill

Pressure treated wood is less commonly used on trim but is sometimes used for window sill applications.

Pressure treated wood window sill.

Sole plates or sill plates are the first pieces of framing lumber placed in home construction. Viscosity wood filler has two primary purposes. Measure the empty sill space to determine if you need a 2 by 4 pressure treated board or a larger 2 by 6 board. For almost half the cost you can get a termite treated board called borate.

Pegged window sills and dove tailed drawers are examples of home features where epoxy wood filler excels. If the framing for the building will be 2x6 allowing fewer members and deeper insulation you will need a 2x6 sill plate. To fill voids such as holes and dents and to fill pores and achieve a smooth finish when working with open grained hardwoods such as mahogany oak walnut and ash. These plates must be made of pressure treated lumber since concrete has a tendency to wick moisture.

Note that this requirement is only for exterior walls as these may wick moisture onto the lumber. The board needs to be larger than the sill space. Sill plate is a tough versatile pressure treated lumber. But unlike borate treated lumber it requires no special handling.

This type of wood has been soaked in chemicals then placed in a pressure vacuum to pull the chemicals down into the wood fiber. Perry mastrovito design pics getty images. Ideal for a variety of applications including decks play sets landscaping and other outdoor projects where lumber is exposed to the elements. Premium ground contact pressure treated wood lumber 3 pack pressure treated lumber is treated for protection pressure treated lumber is treated for protection against termites and rot.

Building codes require wood that comes in contact with concrete to be pressure treated rather than just saying that wood should not come in to direct contact with concrete. Acquire the foamsealr 432rl pl 1 4 in. Prowood sill plate the greenest protection money can buy. While the pressure treated bottom plate won t rot it is still porous and can t keep water from wicking through it and up into the end grain of the studs.

This preserves the wood and makes it more resistant to wood rot. Place your old sill over the selected board and draw its outline with your carpenter s pencil. Pressure treated wood is required whenever you attach framing lumber or furring strips directly to concrete or other exterior masonry walls below grade. Like borate treated lumber it s guaranteed to stop termites and prevent decay plus it s compatible with carbon steel black iron fasteners.

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