PRODUCTDATA SHEET WRG 35-SR short description Shell kit consisting of wall sleeve (3 parts), 2 plaster protective covers, reinforced cross with stop for spirit level and stainless steel external cover with drilling template for WRG 35 single-room ventilation unit with heat recovery, nominal size 350 mm, length 346 mm Article number Technical Data Installation site Nominal size Width x height x depth Airstream temperature Ambient temperature: Dimensions [mm] Diameter of core hole 360 mm Dimensions of external cover: W x H x D: 370 x 370 x 59 mm Dimensions of internal cover: W x H x D: 380 x 380 x 45 mm Version: 24.09.2013 - MAICO VENTILATOREN, www.maico-fans.com - We are not responsible for mistakes or printing errors and retain the right to make technical modifications without giving prior notice