Regency P42 Owners & Installation Manual page 17

INSTALLATION
RIGID PIPE VENTING ARRANGEMENTS - HORIZONTAL TERMINATIONS
REGENCY
The diagram below shows examples of horizontal termination arrangements using two 90
Note: 1) A maximum of two 90
2) A minimum of 6 ft.(1.8m) vertical from base of unit is required if two 90
3) Minimum distance between elbows is 2 ft. (0.6m).
If length "B" is increased, length "A" must be decreased by a corresponding amount.
For All Horizontal Terminations
All Rigid Pipe Systems
4" inner diameter
6-5/8" outer diameter
Regency ® Flex Vent
4" inner diameter
6-7/8" outer diameter
A vent guard may be required, check local codes.
• Maintain a 1-1/4" clearance to
combustibles for rigid pipe systems
and 1-1/2" for Regency
• Horizontal vent must be supported
every 3 feet
• Firestops are required at each fl oor
level and whenever passing through
a wall.
Note: Regency ® Direct Vent System (Flex) is only
approved for horizontal terminations.
16
® DIRECT VENT SYSTEM (FLEX) - Propane & Natural Gas
o
elbows are permitted (two 45
®
Flex Vent.
o
elbows.
o o
elbows equal one 90 elbow).
o
elbows are used.
®
Regency P42-4 Zero Clearance Direct Vent Gas Fireplace