HTP Flexible Vent Kit - Manual (Page 7)

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15. At the top of the shaft, shorten the flexible liner to the
required length and make sure that dimension B in Fig. 11 is
between 1.6 and 2.4” (40 and 60 mm).
16. Fit the support cross (see Fig. 11, 1) over the liner and let it
rest on the wall of the shaft. Mount the seal in the last whole
groove of the liner. Push the flex-rigid adaptor on the liner and
close the latching tabs. Allow the assembly to rest on the support
cross.
17. Seal the edge of the chimney or chase shaft with water-resistant sealant (see Fig. 12, 1) and push the
weather collar (2) on the shaft. Fix the collar with four screws (3).
18. Install the metallic termination pipe (see Fig 13, 1).
Assemble the shaft vent cap (2).
19. Connect the appliance exhaust to the transition PVC 3’ to
PP 80 mm fitting to the straight connection leg protruding out of
the single wall shaft connector. To assure proper drainage of
condensate, make sure that the arrow on the transition
connector is facing up. Make sure that the pipe is fully inserted
into the connector before tightening the clamps on either end of
the connector to fully secure the pipe on both ends.
20. Once connected, operate appliance. Inspect for leaks and test for proper operation.
21. Instruct the owner in proper maintenance procedures.
Figure 11 – Required Liner Length at Shaft
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Figure 12 – Installing the Weather Collar
Figure 13 – Installing Termination Pieces