Log Size 18” Clearance Requirements Minimum Fireplace Opening: Height 19-5/8” (499mm) Width 23” (584mm) Depth: (w/ standard flue adaptor) 15-1/16" (383mm) (w/ offset flue adaptor) 17-11/16" (449mm) This manual is intended to be a Sales Reference Guide only. Do NOT use for actual framing and installation of any unit. Some specifications may change without notice. You must use the actual manual for exact installation specifications. WARNING Failure to maintain required clearances is a major cause of chimney related fires. Installation of this fireplace must comply with these clearances Please note: Due to ongoing product development, product appearance and specifications are subject to change without notice. Dimension Description HI200 A Adjacent Side Wall (to side) 15” (381mm) B Mantle (to top)** 20” (508mm) C Top Facing (to top) 14” (356mm) D Side Facing (to side) 7-3/8” (187mm) E Minimum Hearth Extension* 16” (406mm) US 18” (457mm)Can F Minumim Heath Thickness* 1-1/2” (38mm) G Minimum Hearth Side Extension 6” (152mm) US 8” (203mm)Can Side and Top facing is a maximum of 1.5" thick. Floor protection must non-combustible, insulative 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 body face (E). Note: Hearth Extension Width (G) is measured from edge of fuel door to side of hearth. ** A non-combustible mantel may be installed at a lower height if the framing is made of metal studs covered with a non-combustible board. Hampton HI200 Small Cast Iron Wood Insert £ Hampton HI200 Wood Insert Unit Dimensions with Standard Flue Adaptor Unit Dimensions with Offset Flue Adaptor 21-1/4” 39-13/16” 39-13/16” 2-7/8” o> I 14-1/8’...