12 | LRI4E / HRI4E Direct Vent Gas Insert|12installationDiagram 1Diagram3Diagram 2Note: A 3-1/2" mantel deflector to reducemantel height to 32" from bottom of unit@ 1"depth.A noncombustible mantel may beinstalled at a lower height if the framingis made of metal studs covered with anoncombustible board.Note: All material used must be completelynon-combustible.MINIMUM CLEARANCES TO COMBUSTIBLESThe clearances listed below are Minimum distances unless otherwise stated:A major cause of fires is failure to maintain required clearances (air space) to combustible materials. It is of the greatest importance that thisdecorative gas appliance be installed only in accordance with these instructions.Clearance: Dimension Measured From:A: Sides 6" / 152 mm From inside edge of faceplate / doorsB: Ceiling 60" / 1524 mm From Base of UnitC: Mantel (Min. Height) *32" / 813mm35"/ 889mmFrom Base of UnitFrom Base of UnitD:Min. Hearth Depth 14" / 356mmE: Min. Hearth Length 40"/ 1016mmG: Max. Mantle Depth 0 -12" / 305 mm @ 44" (1118mm) from bottom of unitK: Min. Alcove Width 54" / 1372 mmL: Max. Alcove Depth 36" / 914 mmM: Mantel Deflector 3-1/2"/ 89mmNOTE: 40” (1016MM) wide x 14” (356mm) deep hearth is required, unless the unit is raised6” (152.4 mm) off the floor surface.*An optional 3-1/2" deflector, reduces the mantel height to 32" from bottom of unit@ 1"depth.DoorOpening15" MinFrom Top of2426283032343638024681012141618202224AllowableMantel Area35"From bottomof unit2220181614DoorOpening12" MinFrom Top of2426283032343638024681012141618202224AllowableMantel Area32"From bottomof unit222018161412MANTEL CLEARANCES WITHOUT DEFLECTOR MANTEL CLEARANCES WITH 3-1/2" DEFLECTORWARNINGAlthough this appliance passes safetycertification, the hearth in front of the fireplacebecomes very hot when the fireplace heats. Donot use the hearth as a seat or shelf.