Regency L676S-NG1 installation manual Allowable Horizontal Terminations, Vent Restrictor On Set

INSTALLATION

VENTING ARRANGEMENTS

ALLOWABLE HORIZONTAL TERMINATIONS

The diagram shows all allowable combinations of vertical runs with horizontal terminations, using one 90o two 45o elbows equal one 90o elbow).

Note: Must use optional rigid pipe adapter (Part# 770-994) when using Rigid Pipe Venting Systems.

					Horizontal (Feet)
	0	2	4	6	8	10	12	14	16	18	20
	18
			Vent Restrictor
			on Set 3
	16
	14	Vent Restrictor
(Feet)			on Set 2
	12
Height	10
Vertical	8					Vent Restrictor
						on Set 1
	6
	4
	2		49-1/4” (1251mm)
			Minimum Height
			Requirement
	0

VENT RESTRICTOR SETTING:

Vent restrictor factory set, no adjustment required unless otherwise indicated.

Refer to the "Vent Restrictor Position" section for details on how to change the vent restrictor from the factory setting of Set 1 to Set 2 or Set 3 if required.

Note: Regency® Direct Vent System (Flex) is only approved for horizontal terminations.

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

•Horizontal vent must be supported every 3 feet.

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

•A wall thimble is mandatory for all horizontal terminations due to high temperatures.

INSTALLATION

Regency® L676S Direct Vent Gas Fireplace 21