Tag Archives: Quality

Approvals for the P.A.P.A. (Positive Air Pressure Attenuator)

The Studor P.A.P.A. was first brought to the market by Studor in 2003. It had been invented by the late Professor John A. Swaffield and Dr David Campbell of Heriot-Watt University in Edinburgh, to resolve the problems of positive pressures … Continue reading

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The Only Line of Defence

Why the quality of AAVs must be high The water trap seal is the only barrier between the drainage system and the living and/or working space; it is therefore essential that this is maintained at all times. The loss of a … Continue reading

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