Regency Horizon™ HZ42STE-10 Gas Fireplace | 1515|installationNote: When constructing the framed opening, please ensure there isaccess to install the gas lines when the unit is installed.2) The unit does not have to be completely enclosed in a chase. You mustmaintain clearances from the vent to combustible materials: See "Clear-ances" section. Combustible materials can be laid against the side andback standoffs and the stove base.3) Non-combustible material (ie. tile, slate, etc) may be brought up to andoverlap the unit (top and bottom) ensuring that the maximum thicknessdoes not go beyond the 3" as shown in the diagram below. The faceplatewill not be able to be mounted if the finished material is beyond 3".FRAMING & FINISHING1) Frame in the enclosure for the unit with framing material.IMPORTANT: Vertical studs and the header must be metal.Note:Depending on the material used for finishing, the nailing strips must be setaccordingly so that the finished material is always at the 3" edge of the flange.4) If material such as brick, stone, etc. extends past the faceplate depth,when finishing around the faceplate, the minimum opening dimensionsnoted below must be adhered to ensuring for the removal of the faceplateand for the safe operation of this appliance.FinishedMaterialNailing StripPosition1/2" 2-1/2"1" 2"1-1/2" 1-1/2"UnitNailing Strip1” ForwardUnitNailing Strip½” ForwardUnitNailing StripFlush w/unitFactory SetUnit shown with 4 piece faceplate/VeronaGlass Surround2 - /8"2 746”Unit shown with inner and outer door frameUnit shown with inner door frame only39-13/16”16-7/8 ”