About this item

1、Applicable Models: For Zehnder, for Helios, for Maico, for Pluggit ventilation valves, conical filters for exhaust valves, disc valve ventilation devices, bathroom or guest toilet ventilation systems, binder free conical synthetic filter with standard size, easy to install. 2、Product Size: Length is 180 mm, diameter is 125 mm, filter flannelette perfectly fit, tested quality, nice conical synthetic flannelette. 3、Filter Grade G4: Approximately 8 mm thick, the air filtration and shatterproof professional quality, filter replacement ensures the nice protection for your fan, use one time. 4、Clean Treated Joints: Strong tightness, no filter inserts to leak air, pump filters, optimal energy efficiency and minimal noise. 5、Exhaust Filter: Professionally manufactured air filter and shatter proof filter replacement ensure the nice protection for your fan. Item Type: Conical Exhaust Valve Filter Weight: 55g/1.94oz Material: Cotton Size: 125 × 180 × 8mm/4.9 × 7.1 × 0.3in 10 x Filter Cotton