Front page Stiebel Eltron Filters High-quality filters for Stiebel Eltron ventilation systems from the LWA and LWZ series. Order the right filters for your home and enjoy clean air. We are happy to ship the goods against invoice and with fair shipping costs. LWZ 70 E LWZ 100 LWZ 160 / 161 LWZ 170 Plus LWZ 170 E Plus LWZ 180 LWA 203 / 303 LWZ 270 Plus LWZ 280 LWZ 303 / 403 LWZ 304 / 404 LWZ 370 Plus LWZ 504 E LWZ 5 / LWZ 8 Filter box