Daylight Factor and Daylight Modelling using Free Tool I carry out some tutoring on the De Montfort University (Leicester) MArch Part 2 course. We encourage students to use tools to help inform design decisions that can enhance the internal environment. Daylight Factor and Daylight Modelling using Free Tool called Velux Visualizer is really neat and…
DetailsAlternative Insulation Specifications We are all familiar with the market leaders in insulation such as Celotex, Kingspan, Knauf and Rockwool. They provide excellent websites and some even provide good technical services (some do not). But when you have insulation specified by the Architect or energy assessor (SAP Assessor), what alternative insulation specifications are out there?…
DetailsATTMA Accredited air tightness test carried out on oak frame house We just completed an air tightness test on an oak frame house. The house itself has an internal oak frame, but is encapsulated with an insulated panel system. This allows the frame to move, but maintain thermal and air tight integrity. The original air…
DetailsHere are some examples of how to seal your services to pass your air tightness test Kitchen Start in your kitchen. Before they install the kitchen units, check the following pipes are sealed when they pass through the wall or floor: Drain pipe (serving your sink or dishwasher) Incoming water pipe (through the floor, this…
DetailsCondensation 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,…
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