This old house general contractor tom silva shares some tricks of the trade for installing a new long lasting windowsill.
Rotten window sill replacement cost uk.
Let s look at how repairs and related costs to repair a rotted window sill change as wood rot is left to continue over time.
Although this varies vastly depending on the condition and size of the windows as well as the complexity of the work necessary expect to pay around 500 per window on a straightforward renovation with replaced cords weights and locks plus draught proofing.
This video shows all the steps on how to repair a rotted wooden window sill with pc petrifier wood hardener and pc woody 2 part wood epoxy.
Depending on how badly rotted the wood is you may want to repair it rather than replace the sill.
Wood filler and a hardener can restore the sill to its original strength and reliability.
This can be equally as effective and aesthetically pleasing as a full replacement.
If your sill is rotting or falling apart replace it with these simple steps.
If the rot has reached the joints with the jambs the sides then you have a much bigger problem which may lead to replacing the window.
Small cracks or chipping paint on the window sill can be handled easily by scraping all loose paint and applying a high quality exterior paint in under 30 minutes assuming you have the tools and materials you want to.
This should not cost a fortune.
It costs less than a piece of.
Wooden sills have a tough time standing up to the elements year in and year out.
If the rot is confined to the outer edge of the sill then it may be possible to saw off the bad wood or remove it with a router and glue screw in a new piece.
For this project i used a solid piece of kleer cellular pvc sill that matches the profile and thickness of the other sills on the house.
Your window sill is the bottom portion of your window running horizontally within the jamb resting against the outside of the window sash.