It's not just about the visual. If you just fill the gap with bricks it will create a cold bridge to the outside that will be diificult or unsightly to insulate. Having taken advice from others as well, what I am thinking of doing is drop the doors so that they are at the correct height, inline...
Hi everyone,
My wife and I are renovating a 1960s bungalow to be our home in retirement and we have a question about weatherprrofing and insulating a gap of 45mm at the base of a set of new aluminium patio doors.
The builder built the gap for the doors 75mm too tall and the window fitter...