Regency Horizon HZ54E Gas Fireplace 21INSTALLATIONDescription SimpsonDirect Vent Pro ®SelkirkDirect Temp™Metal-Fab™Sure SealICC ExcelDirectAttic Insulation Shield 12” 58DVA-IS N/A from FPI N/A N/A N/AHigh Wind Vertical Cap 58DVA-VCH N/A N/A TM-5VTHigh Wind Horizontal Cap N/A N/A N/A TM-5DHTHorizontal Square Termination Cap N/A 5DT-HHC 5DHT TM-5HTVertical Termination Cap N/A 5DT-HVC 5DVT TM-5VTStorm Collar 58DVA-SC 5DT-SC 5DSC TM-SCRestrictor Disk 58DVA-RD N/A N/A TM-5DSColinear Flex Connectors N/A N/A N/A N/AAdjustable Flashing 0/12-6/12 58DVA-F6 5DT-AF6 5DF TF-5FAAdjustable Flashing 6/12-12/12 58DVA-F12 5DT-AF12 5DF1-2 TF-5FBVinyl Siding Standoff 58DVA-VSS 5DT-VS 5DVS TM-VSSVinyl Siding Shield Plate N/A 5DT-VSP N/A N/ASnorkel Termination 14” 58DVA-SNK14 N/A N/A TM-5ST14Snorkel Termination 36” 58DVA-SNK36 (N/A - FPI) N/A N/A TM-5ST36Basic Horizontal Termination Kit (A) N/A 5DT-HKA N/A N/AHorizontal Termination Kit (B) 58DVA-KHA 5DT-HKB N/A N/AVertical Termination Kit 58DVA-VHA 5DT-VKC N/A N/AFPI946-604/P Simpson Direct Vent -Vent Guard (Optional) 946-623/P AstroCap XL Horizontal Cap770-994 Rigid Pipe Adaptor (Must use with all rigid piping) 946-506/P Vent Guard (Optional)946-606 Starter collar reducer 5” x 8” to 4” x 6-5/8” 946-625 Vinyl Siding Standoff - AstroCap XLNote: When using Metal-Fab Sure Seal Rigid Piping - please note that the Adaptor (4DDA) must be used in conjunction with FPI Rigid Pipe Adaptor (510-994).Offset Pipe Selection: Use this table to determine offset pipe lengths.Pipe Length(L)5” x 8” Venting For specifi c instructions on venting components - visit themanufacturers website listed below.Run (X) Rise (Y)0” (0mm) 5-11/16” (144mm) 15-5/16” (389mm) Simpson Direct Vent Pro: www.duravent.com6” (152mm) 8-13/16” (224mm) 18-7/16” (468mm) Selkirk Direct-Temp: www.selkirkcorp.com9” (229mm) 10-15/16” (278mm) 20-9/16” (522mm) Metal-Fab Sure Seal: www.mtlfab.com12” (305mm) 13” (330mm) 22-11/16” (576mm) Industrial Chimney Company: www.icc-rsf.com24” (610mm) 21-7/16” (697mm) 31-1/16” (789mm) Note: Horizontal runs of vent must be level, or have a 1/4”rise for every 1 foot of run towards the termination.Never allow the vent to run downward - this could cause hightemperatures and may present a possible fi re hazard.36” (914mm) 29-13/16” (757mm) 39-7/16” (1002mm)48” (1219mm) 38-1/4” (972mm) 47-7/8” (1216mm)