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STEP 6 (DIS PRO and DAS PRO only)
Secure the Outer Casing with the Outer Band (BSE).
Joint installation is now complete.
NOTE: Seal the BSE band with
S-375 sealant if exposed to weather.
CAUTION:
- THE OUTER BAND (BSE) IS DESIGNED TO SLIDE ON THE OUTER WALL. DO NOT
ATTACH BY SCREWS INTO THE OUTER CASING.
- DO NOT ALLOW SCREWS TO PENETRATE THE INNER PIPE. THIS CAN CAUSE
CORROSION, GAS LEAKAGE OR EXPANSION FAILURE.
- NEVER USE SCREWS THROUGH THE OUTER JACKET OF A BELLOW LENGTH
SEALANT USAGE
1. Part No. S-2000: a high temperature pre-mixed sealant for flue gas temperature up
to 2000°F. S-2000 IS WATER SOLUBLE AND SHOULD NOT BE USED WHERE EXPOSED
TO WEATHER
2. Part No. S-650 (Permatex® Red High Temp Silicone) is red and is one of
our UL approved sealants for temperatures up to 650°F. Can also be used for
weathering/sealing on outdoor seams & Channel Bands where necessary.
3. Part No. S-375 (Nuflex 302 General Purpose) is a low temperature grey silicone
(450°F) only for weathering/sealing on outdoor seams & Outer Band BSE where necessary.
TABLE 6 -
Tubes per Joint Assembly
(for S-2000, S-650 or S-375)
Flue
Diameter Ø
(in)
5 to 10
11 to 16
18 to 22
24 to 28
30 to 36
32 to 36
9
Figure 11 - Joint Assembly Step 6
Expected number of
Number of tube
per Joint
1/5
1/4
1/3
1/2
2/3
3/4
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
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