Condensation Risk in Barn Conversion Roofs A site visit last year to a friends recent barn conversion with a barrel roof highlighted the condensation risk in barn conversion roofs with these types of conversions. There was significant damage to the inside face of the roof with water continuing to appear, particularly on windy cold days.…
DetailsAir Tightness Testing Issues Through our regular on site air tightness testing, we come across 4 main air tightness testing issues for failure: Behind kitchen units Bathrooms Service ducts Plasterboard on mortar dabs (most common method of lining walls, but can be done better) Many drawings by architects show common areas to seal around windows,…
DetailsAir Tightness Testing Example Low Carbon Box provide an overview of an air tightness testing example so you can see what to prepare for. The process is straightforward, but sometimes a bit of preparation before the test and care on site during the test can make a difference. Stage 1 – Information prior to the…
DetailsDoes your non domestic extension need an SBEM ? Does your non domestic extension need an SBEM? Check ouyt this simple checklist below to see. Part L2B checklist to see if an SBEM is required Refer to the list below from Section 4.2 of Approved Document Part L2B of the Building Regulations: Is your extension…
DetailsRecommended A3 printer and scanner I run a small consultancy and look to use the best equipment for an efficient, robust service for my clients and staff. Before I had an A4 printer plus an A3 printer. But no A3 scanner. And I mark up a lot of A3 drawings with my work, so a…
DetailsWhat is a U value? A U value is the measurement of heat loss (or heat flow) per m2 of surface area per 1 degrees C (Kelvin) temperature difference. The calculation measures the heat flow through a series of elements and includes internal and external resistance. An example is displayed below: In order to calculate…
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