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Frequently Asked Question

Just some of the questions we get asked by our clients

A selection of Frequently Asked Questions from our clients

What are the common causes of air pressure testing failures

  • Underfloor ventilation grilles
  • Gaps in and around suspended timber floors
  • Leaky windows or doors
  • Pathways through floor/ceiling voids into cavity walls and then to the outside
  • Gaps around windows
  • Gaps at the ceiling-to-wall joint at the eaves
  • Open chimneys
  • Gaps around loft hatches
  • Service penetrations through ceilings
  • Vents penetrating the ceiling/roof
  • Bathroom wall vent or extract fan
  • Gaps around bathroom waste pipes
  • Kitchen wall vent or extractor fan
  • Gaps around kitchen waste pipes
  • Gaps around floor-to-wall joints (particularly with timber frame)
  • Gaps in and around electrical fittings in hollow walls
  • » Read More

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SAPs • Code For Sustainable Homes • EPCs • Air Testing
Covering Southern England: Hampshire, Dorset, Sussex, Wiltshire, Berkshire, Surrey and London.

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