Recent content by sways81

Thank you both for your advice (and the drawing - better than I could do) and apologies for not replying sooner. I think the problem was that the two bricks had large mortar joints as it is bigger than 150mm (about 180mm). To the door cill, it is 150mm. The floor will be 75mm insulation (to meet...

Yes, it was half the price of the boarded stuff and easier to work with.

Thank you for this information. My concern is that the finished floor height does not meet where the insulation finishes. The cavity (where there is no insulation) will have cold air and warm air will be drawn out from inside into it. I planned to put perimeter insulation up to screed level but...

Thanks for the response. Yes, it is Knauf Earthwool dritherm cavity insulation and is designed for this purpose. I get the idea behind not going below DPC but then you have a thermal bridge which can't also be right? The screed insulation upstand wouldn't meet the wall insulation which is part...

Hello. I am currently in a dispute with our builder regarding the level at which he has stopped the insulation in our cavity wall. The floor height finishes 150mm from the floor level in the picture attached but the insulation stops about 180mm from the floor leaving a 30mm thermal bridge around...