Commercial Air Tightness Testing Kits

A Retrotec test kit is a flexible and cost-effective solution for carrying out air leakage tests on commercial buildings. Use our equipment calculator to determine the type and number of fans you need.

Use the equipment calculator – the quick and easy way to determine your requirements.

Air Permeability
(m³/h.m² @ 50Pa)
Envelope (m²)
No. of Fans

The Q4E and QMG make air tightness testing quick, simple and effective. The models, available for 110v and 240v electrical supply, are easy to transport and assemble due to their compact and lightweight design. The various accessories available make these fan systems suitable for a range of testing situations and both can be left running continuously, ideal for smoke pencil leakage diagnosis.

Download our product specifications for further details of our range:

View our brochure

Kit Q4E

Consists of a DM-2A, a 3300 fan and a cloth door panel.

View our brochure


Consists of a DM2a, a DM2, three 3300 fans, cases and covers, a Door Fan 3 software license and a hard panel door for three fans.

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