Regency Insert & Hearth Heater 7Clearance diagram for installationsINSTALLATIONSide and Top facing is a maximum of 1.5" thick.Floor protection must non-combustible, insula-tive material with an R value of 1.1 or greater.* If the hearth extension is flush with the floor(F) it must extend 19.5" in front of the bodyface (E).Note: Hearth Extension Width (G) ismeasured from edge of fuel doorto side of hearth.** A non-combustible mantel may beinstalled at a lower height if the fram-ing is made of metal studs coveredwith a non-combustible board.MASONRY AND FACTORY BUILT FIREPLACE CLEARANCESThe minimum required clearances to combustible materials when installed into a masonry or factory built fireplace are listed below.Adjacent Mantle** Top Side Minimum Minimum MinimumUnit Side Wall (to Top) Facing Facing Hearth Hearth Hearth Side(to Side) (to Top) (to Side) Extension* Thickness* ExtensionA B C D E F GSmall FlushInsert (I1100S) 15"/380mm 20"/510mm 14"/355mm 7.375"/187mm 16"/406mm 1.5"/38mm 8"/205mmMedium FlushInsert (I2100M) 10"/255mm 17"/430mm 10.25"/260mm 8"/203mm 16"/406mm 1.5"/38mm 8"/205mmLarge FlushInsert (I3100L) 13"/330mm 19"/480mm 18"/455mm 6.5"/165mm 16"/406mm 1.5"/38mm 8"/205mmHearth Heater(H2100M) 10"/255mm 25"/635 mm 14"/355mm 8.5"/216mm 18"/455mm 1.5"/38mm 6"/152mmView from Rear of InsertOPTIONAL FLUECONNECTOR KITThe optional Flue Connector Kit (Part # 846-527)and the Straight Flue Adaptor (Part #846-504)shown here, may be used to produce a secureconnection between your flue connector andthe insert collar. Detailed installation instructionsare included with the kit.Position the grill on the inside bodyface side andfasten using the bolts, washers and nuts pro-vided (2 per side) as shown in the diagrams.Note: The grill has a front and rear, theholes on the front side haverounded edges and the rear holeshave flat edges.