Realme x2 pro stock recovery img1.0 Ventilation 13 1.1 Introduction 13 1.2 Natural ventilation - General 13 1.3 Natural ventilation of both household 13 units and accommodation units with one external wall 1.4 Combined natural ventilation and 17 mechanical ventilation 1.5 mechanical ventilation 18 2.0 Ventilation of Spaces Containing Gas-fuel Appliances 19Join this group for free robux"X" between the bottom of the range hood and the cooking surface. For higher ceilings, a Stainless Steel Chimney Extension Kit Part Number W10337357 is available from your dealer or an authorized parts distributor. The chimney extension replaces the upper chimney shipped with the range hood. Venting Requirements (venting models only)