Regency ® PG36-3 Gas Log Fireplace16The PG36 is approved for a 37 ft. (11.3m) straight vertical, with SimpsonDura-Vent Co Axial Flue GS flue systems for LPG and NG, as per thediagram 3.The shaded area in the diagram 3 shows all allowable combinations of straightvertical and offset to vertical terminations with Simpson Dura-Vent Co AxialFlue GS flue systems for LPG and NG. Maximum two 45o elbows allowed.• Flue must be supported at offsets• Firestops are required at each floor level and whenever passingthrough a wall.• Maintain clearances to combustibles as listed in the "Clearances,""Locating Your Gas Fireplace," "Combustible Mantels," "Mantel LegClearances" & "Framing and Finishing" sections.Diagram 3INSTALLATION