They should be cut back before plastering They rarely are
When I ask plasterers or renderers that work for me Why didn’t you run a saw down the packers They nearly always say the same thing
“If they can’t be bothered Why should we “
Fitters-Joiners are wasting there time putting them in If they leave them in the way
Yes Parge for airtightness has had it day
We used to use tones of the stuff each week and befor that a coat of sand and cement for Barrats when they first started fit and dab Using board finish to dab the boards on with
Back then the block work was atrocious Full of snots and gaps straight through the cavity Then BC cracked down and insisted joints where pointed and bar rubbed and everything sealed around joists
With twelve months No more Parge
We use 100-200 bags per year For what it says on the bag Sound Coat
Mainly LA apartments
The amount of pressure that would be needed to force air through a fence concrete block Would have little problem finding it’s way through 5 mil of plaster
Just a thought Don’t use any kind of Parge on dry thermal blocks
Ive just finished doing a bill of quantities for 80 houses for WD that will score zero on an air test
With the same blue shit to spray on Gypliner Insulated slabs Ply Then insulated PB
The site is in Oldham I’m pretty sure the people moving into them will appreciate our efforts
I fitted my swing gates on our previous build and that’s all I used
The box of tricks that came with the motor was all colour coded Very similar to an automated garage door
Strip the moulding off and plasterboard over the face of the timber and put a skim bead on the edge
Easy option Skim the ceiling and fix a 50 mil 90 degree cover mould over the edge