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How to seal gap between top of window and sill?

THRAWN
Just Starting Out

How to seal gap between top of window and sill?

Hi team,

This is a new build house. I have a small gap between the top of my window frame and sill that it seems crickets (bugs) like to reside in. What is the best way to seal this? I dont know how the crickets get in there as there does not seem to be a entry on the outside. Any suggestions.20240729_021518.jpg20240729_020242.jpg

EricL
Bunnings Team Member
Bunnings Team Member

Re: How to seal gap between top of window and sill?

Hi @THRAWN,

 

Welcome to the Bunnings Workshop community. It's sensational to have you join us, and thanks for sharing your question about sealing the gap between your window and sill.

 

I recommend cleaning the area first with water and detergent. Remove all the moss and mould on the sill then dry the area very well with a clean rag. To remove any remaining moisture between the gap, I suggest using your hairdryer to totally dry off the area. Once the gap is clean and dry, I suggest using Selleys 430g White No More Gaps Exterior Gap Filler to fill the gap.

 

Here is a handy step-by-step guide: Selleys No More Gaps 

 

If you have any other questions we can help with, please let us know.

 

Eric

 

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