Ammonia Resistant ASA Synthetic Resin Roof Tile Poultry Chicken Coop Roof for Egg Shed Ventilation Cover A laying hen coop holds warm ammonia air under its roof every day, and a roof that reacts to that air ends up stained and brittle within a few seasons. Product name HENCING ASA synthetic resin tile Product color Brick Red, Purplish Red, Dark Green,Bule,Grey Length Customized Product thickness 2.5mm/2.8mm/3.0mm Product hight 30mm Pitch distance 160mm Efficiency 960mm
