How to measure a PVC Window
When you measure an opening you must take three measurements and should be taken across the opening, along with the squareness of the aperture by taking measurements across the diagonals. The smallest measurement of determine the manufacturing size.
The need for any sub-cill (85mm) should be determined. The size of the sub-cill overhang should be such that it is an overhang of at least 25mm from the face of the brickwork to the inner edge of the cill overhang. The surveyor will determine the method of fixing, check requirements for cill horns and how any making good is to be carried out
How to Measure a PVC Windows
Ever wonder how the professionals measure a PVC Window or Door?
7th May 2010
The new Document L has been approved and will become law as from the 1st October 2010. This requires any windows installed in residential properties to be ‘C’ rated or better or a U-value no worse than 1.6 W/m2k. For more information check out the New Document L1A