Installation Guide

6
Description of System Components
2.3 Striker Plates
Striker plates are used to protect CSST from puncture hazards when passed through studs,
joists, and other building materials.
Part No. Description
11-3070SP 4" x 9" Striker Plate
2.4 Pressure Regulators
Pressure regulators are used in elevated pressure system installations (over 14 inches water
column, or ½ PSI) to reduce pressure to standard low pressure required for appliances.
Part No. Description
Maxitrol 325-3L
½" NPT 7-11" w.c. Gas Line
Pressure Regulator
(250,000 Btu/hr max)
Maxitrol 325-5AL
¾" NPT 7-11" w.c. Gas Line
Pressure Regulator
(425,000 Btu/hr max)
Note: The regulators listed are for reference only. They are not distributed or supported by
Valencia Pipe Company.
2.5 Manifolds
Manifolds allow for parallel installations of HOME-FLEX® tubing with runs to each appliance.
Manifolds are available with ½" or ¾" inlets and have four ½" or ¾" NPT outlets.
Part No. Description
11-050504 ½" x ½" x ½" Female NPT
11-070504 ¾" x ¾" x ½" Female NPT
11-100704 1" x 1" x ¾" Female NPT
2.6 Shut-o valves and Quick-Connect Devices
At pressures less than 1/2 PSI (3.45 kPa), manual shut-o valves (ball valves) must comply with
ANSI Z21.15 / CGA 9.1 Manually Operated Gas Valves for Appliances, Appliance Connector Valves
and Hose End Valves, or with ANSI/ASME B16.44 Manually Operated Metallic Gas Valves for Use
in Above Ground Piping Systems up to 5 PSI.
When operating at pressures at or exceeding 1/2 PSI, manual gas valves are to have a pressure
rating of at least 5 PSI (34.5 kPa) and must comply with ANSI/ASME B16.33 Manually Operated
Metallic Gas Valves for Use in Gas piping Systems Up to 125 Psig, or with IAS U.S. Requirement
No. 3-88 Manually Operated Gas Valve for Use in House Piping Systems, or with CGA 3.16 Lever
Operated Non-Lubricated Gas Shut-O Valves, or with CGA 3.11 Lever Operated Pressure Lubri-
cated Plug Type Gas Shut-O Valves, or with CGA CR91-002 Manually Operated Gas Valves for