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Should the walls with circles be shown as internal walls? The vertical walls will act as cheeks and will rest on the rafter trimmers The wall circled should be detailed as an internal partition wall. The vertical walls will serve as (cheeks) and will sit directly on the rafter trimmers. No wall...

When you have a Internal wall insulation , why do you need a 25mm gap?

If you have blockwork wall with cladding like below. Why do you not need a waterproof membrane in front of the blockwork?

what is the difference between vapour barrier and vapour control layer?

anyone know how to fix aluminium panel to a steel column?

i need to add external render cladding to the outside of my steel column. Can someone please help me with the buildup detail.

For a protected corridor, do you need to put 2 layers of fireline plasterboard on both side of the timber wall? Or can you just put 2 layer of fireline plasterboard on the protected corridor side and one layer of normal plasterboard on the other side ?

hi, I was wondering if anyone could help me? The plasterboard will be fixed using the dot and dab method. For internal moisture do i require a vcl barrier? Or does the foil facing insulation within the cavity have a intergated vapor barrier inner face

I have noticed on the internet and in books a cavity wall with double skin blockwork wall doesn’t have cavity trays and weepholes just is rendered. Why is that?

I have blockwork cavity wall with timber cladding does it require breathable membrane as block has high water absorption and is porous. Which I highlighted in yellow

I was wondering if anyone could help me ? I have a car port and a porch which leads to the main door would the carport require a fire door to be put in to stop fire spreading? onto the porch and to front door. Does carport roof require any insulation this for building regulation drawings...