Chimney hats, stainless 304, 150 mm | Megatek Formed by an upper part that rotates on an axle, this wind chimney is made of stainless steel for all the needs of wind smoke intake. Stainless steel round base smoke revolving chimney, single wall male connection with female-female connection It is a wind fan that is activated with the wind or with the heat of the air below. Smoke Extraction Draft Booster Stainless Metal Chimney Installation Stainless Steel Chimney Relining Chimney Draft Improving Cowl The RDP Stainless Steel Wind Directional Chimney Cap is designed to be an effective solution to chimney downdraft in windy areas Formed by an upper part that rotates on an axle, this wind chimney is made of stainless steel for all the needs of wind suction of fumes Swivel chimney sucks smoke, stainless steel chimney chimney, with oil immersed bearings. 6 Ventis 304L Stainless Steel Wind Directional Rain Cap Also used in all cases where it is necessary to ventilate the premises, such as sheds, technical premises, etc