Installation Guide

9
In order to have a UL Listed system, Saf-T Vent CI Plus parts without a factory adhered seal must be installed
with one of the following approved RTV sealants:
Approximate Coverage
The table below shows the approximate number of installed joints that can be completed with a container of
RTV sealant. These figures are based on a ¼" bead of sealant. Actual coverage may vary.
Note: In planning the RTV required for an installation, please be aware that certain fittings require additional
RTV in order to achieve a proper positive-pressure seal. The following types of parts should be counted as
2 joints toward the RTV coverage table:
•Boiler Starters •Adjustable Sections •Flue Collar Adapters •Boot Tees
Maximum Appliance
Flue Gas Temperature
Sealant Size
Heat-fab Part
Number
General Electric (GE) RTV 106 2.8 oz tube 7000RTV
570° F. or 10.1 oz cartridge 7000RTVL
Dow Corning 736
RTV Sealant Specifications:
*Diameters 4" thru 16" are manufactured with a factory adhered seal on the inside of the female end and
will not need sealant in the joint.
Approximate Number of Joints
Inner Vent
Diameter, Inches
3 oz Tube 10 oz Cartridge
18 4 14
20 4 13
22 3 12
24 3 11
26 3 10
28 3 9
30 2 9
32 2 8
Silicone Lubricant: Heatfab Part Number: 7001SIL-5
Use as an aid when assembling Saf-T Vent CI Plus double wall, Saf-T Vent EZ Seal single wall and
Saf-T Vent SC sealed combustion joints which have the silicone seal installed in the female end. Apply a very
thin film of silicone compound lubricant directly to gasket on inside of female end or to the leading edge of
outside surface on male end.
silicone
lubricant
Silicone Seal
Male End