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minimising air leakage
-Leaks in natural gas
Airflow DV145SE filter 2 x G4 and 1 x F7 material 90000376
Upgrade Basic to LUXE set for Zehnder ComfoAir 550
Zehnder GD9 Round Ducting Dia 160 mm NON2026PROMO minimising air leakageDescriptionInsulated duct: Insulated duct available in 1 m or 2 m lengths. Eachlength comes complete with a single duct to ductconnector (GD933SSCI) to fit into the next straightlength. Suitable for use with GDA17I to reduce toGD913 150 mm PVC ductwork. The Zehnder 160 mm self seal insulated ducting is perfect for meeting Building Regulations for insulation whilst minimising air leakage. The lightweight and robust ductwork along with the self seal
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