8" Room Sealed Flue Ceiling Ring

RSF8 is 8inch inner SS flue and 10inch outer SS flue

RSF8-CR suits 0° to 8° pitch ceiling
RSF8-CR15 suits 9° to 18° pitch ceiling
RSF8-CR22 suits 18° to 28° pitch ceiling
RSF8-CR30 suits 28° to 38° pitch ceiling
RSF8-CR45 suits 38° to 47° pitch ceiling