City Series CV72EPV | 43installationDescription SimpsonDirect Vent Pro ®SelkirkDirect Temp™American MetalProducts®Amerivent DirectMetal-Fab™Sure SealSecuritySecure- Vent®ICC ExcelDirectOlympiaVentis DV*Attic Insulation Shield 12” 46DVA-IS N/A@ FPI N/A 4DAIS12 N/A SV4RSA N/A VDV-AIS04Attic Insulation Shield - Cold Climates 36” N/A N/A 4DAIS12 N/A N/A TM-4AS N/AWall Firestop 46DVA-WFS N/A N/A N/A N/A TM-4TR VDV-FS04Note: 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 high temperatures and may present a possible fire hazard.Offset Pipe Selection: Use this table to determine offset pipe lengths.Pipe Length(L)4” x 6-5/8” Venting For specific instructions on venting components - visit themanufacturers website listed below.Run (X) Rise (Y)0” (0mm) 4-7/8” (124mm) 13-7/8” (340mm) Simpson Direct Vent Pro: www.duravent.com6” (152mm) 8” (203mm) 16-1/2” (419mm) Selkirk Direct-Temp: www.selkirkcorp.com9” (229mm) 10-1/8” (257mm) 18-5/8” (473mm) American Metal Products: www.americanmetalproducts.com12” (305mm) 12-1/4” (311mm) 20-3/4” (527mm) Metal-Fab Sure Seal: www.mtlfab.com24” (610mm) 20-5/8” (524mm) 29-1/8” (740mm) Security Secure Vent: www.securitychimneys.com36” (914mm) 29” (737mm) 37-1/2” (953mm) Industrial Chimney Company: www.icc-rsf.com48” (1219mm) 37-7/16” (951mm) 45-15/16” (1167mm) Olympia Ventic DV: www.olympiachimney.com