Installation Instructions

FIGURE 4-39

Extension of existing tubing run

FIGURE 4-38

Appliance termination/stub-out

FIGURE 4-36

Short (2 to 6 ft.) outdoor connection to root mounted equipment

FIGURE 4-37

Long outdoor connection to roof mounted equipment

CSST fittings originally installed in accessible ceiling locations may become

concealed at a later date it a permanent ceiling is installed. Precautions

shall be taken to insure that the tubing and fittings to be concealed are

adequately protected from puncture in accordance with the man

ufacturer’s

instructions for the installation of mechanical protection devices.

* Height of elevation based on local plumbing/building code requirements and/or

winter ice buildup

**When the equipment manufacturer requires the use of a flexible connector, the

CSST shall be installed in a fashion similar to that shown on Figure 4-35.

Roof Mounted Equipment: FIGURE 4-36 - No special

mechanical protection of the CSST is required for con-

nections to roof top equipment. Whenever possible,

roof penetrations shall be located within 6 ft of the

equipment to be connected as shown in Figure (4-36).

Long runs of tubing shall be supported with nonmetallic

blocks every 4-ft. along its outdoor length, and raised

above the roof a distance determined by local

code/practice (4-37).

Lengths of CSST which run vertically up the side of the

building shall be protected in accordance with the

guidelines for outdoor installations.

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