Tag Archives: Drainage ventilation

The Studor Airflow Calculator

Drainage Design Calculations for Designers, Architects and Engineers The Studor Airflow Calculator is a step-by-step formula based on the European standard EN12056-2. It assists with the calculation of airflow and wastewater flow per second when considering the design of a building’s … Continue reading

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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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Fun at the “Seeing is Believing” Test Tower!

Tony Hill (our Technical Sales Engineer) talks to us here about some of his experiences at our “seeing is believing” test rig in the UK’s The National Lift Tower: I was asked what the most fun thing was about being involved … Continue reading

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Transient Free Surface flows in Building Drainage Systems

Guest blog by Dr. Michael Gormley MSc MPhil PhD CEng MCIBSE MIET FHEA Dr. Michael Gormley is a specialist in water supply and drainage as well as an electrical building services engineer. Here he shares with us here about his … Continue reading

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Video: The Studor P.A.P.A. for Multi-storey Buildings

Here is a short video feature which helps explain the features and benefits of the Studor P.A.P.A. in dealing with positive pressures in a buildings drainage system. The Studor P.A.P.A. (Positive Air Pressure Attenuator) is a revolutionary ‘world-first’ product developed to … Continue reading

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