Security Chimneys secure pellet, Installation Instructions Manual

12

Figure 16

Figure 15

and clearance to combustible distance if 

desired.  Note: Fiberglass insulation is NOT 

APPROVED.

C.  Connect a Pipe Adapter and Pipe Section 

together then seal connection to rear exhaust 

outlet. Attach a Single Tee with Clean out 

adapter or a Double Tee with Clean-Out 

Adapter, and proceed attaching Pipe Sections 

up the wall. Installing a Double Tee with 

Cleanout Adapter on the exterior of wall, allows 

brushing of the Horizontal Vent run through to 

appliance (Figure 14).

D. Attach Wall Strap just above the tee.  Wall 

Straps must be placed every 8-feet along 

an exterior vertical run (Figure 15). If your 

exterior vertical run terminates horizontally 

before penetrating the roofline, install at least 

one Wall Strap on the Pipe Section before 90 

Degree Elbow and Horizontal Cap (Figure 16).  

Under no circumstances can a Vertical Cap 

be installed adjacent to vertical wall. Secure 

Pellet offers fixed and Adjustable Wall Straps 

to maintain a 1”-3” clearance, as desired. If 

Assemble Pipe Sections in the same manner 

described in Step 2 of the general instructions.

E.  Seal the exterior section of the Wall 

Thimble to the wall with non-hardening 

waterproof sealant.  As an option, you may 

also seal the gap between the pipe and Wall 

Thimble with sealant.

5. 

 If the flue exit is on back of the stove, and 

a horizontal through-the-wall installation is 

desired (Figure 13):

A.  Place the appliance according to 

manufacturer’s instructions.

B.  Connect the Appliance Adapter and 

sufficient Pipe Sections, seal and secure to 

back of stove. Horizontal Pipe sections must 

penetrate Wall Thimble and extend at least 6” 

beyond the exterior wall after Horizontal Cap