Regency P131, P121RC, P121LC Propane & Natural Gas, Straight Up Vertical Venting, Option

INSTALLATION

RIGID PIPE VENTING ARRANGEMENTS - VERTICAL TERMINATIONS

(Propane & Natural Gas)

•Vent must be supported at offsets

•Maintain clearances to combustibles as listed in the "Clearances" section.

•Firestops are required at each floor level and whenever passing through a wall.

•Must use optional rigid pipe adaptor when using rigid pipe vent systems (Part# 510-994).

The P121-2/P121LC-2/P121RC-2/P131-2 is approved for a maximum 35 ft. (10.7m) straight vertical, with rigid pipe vent systems for Propane and Natural Gas, as per diagram 7 below.

Straight Up Vertical Venting	Vertical Venting with One (1) 90o Elbow
	Option	V	H
	A)	1' (305mm) Minimum	2' (610mm) Maximum
	B)	2' (610mm) Minimum	4' (1.22m) Maximum
	C)	3' (914mm) Minimum	6' (1.86m) Maximum
	D)	4' (1.22m) Minimum	8' (2.4m) Maximum
	With the above options, maximum total pipe length if 37 feet
	with minimum of 4 feet total vertical and maximum 8 feet total
	horizontal.
	Please note minimum 1 foot between 90o elbows is required.

Diagram 7

Diagram 8

IMPORTANT

When installing this unit vertically, the 45o elbow when installed in conjunction with the Rigid Pipe Adaptor will pertrude past the unit 1-1/2" (38mm) when measured from the rear standoffs.

Note: A 1-1/4" (32mm) clearance from the elbow must also be maintained.

Regency® P121-2/P121LC-2/P121RC-2/P131-2 Zero Clearance Direct Vent Gas Fireplace 19