DuraVent DuraTech 10-24 Installation - Manual (Page 16)

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Support so that the chimney Tee will be
centered inside the Wall Thimble (Figs 19 &
20). Important: Verify that Tee Support is level,
then secure Tee Support to outside wall using
(3) 1/4”x 2” long lag screws for the support
base, and (8) #8, 2-1/2” wood screws for the
brackets (2 screws per bracket). Be sure to
keep the Tee Support level.
5. Install Chimney Tee and Branch:
Attach the Chimney Branch to the Tee. The
Chimney Branch is 12” or 18” Chimney Section
(depending on your wall thickness) positioned
horizontally used to pass through the wall.
Important: The Chimney section used to
penetrate through the wall must extend at
least 6” into the room. Secure the Chimney
Branch to the Tee by using the (6) sheet metal
screws provided. It is very improtant that a
good connection is made between the Branch
and the Tee. (Fig 20 & 21) Install the Tee Cap
in the bottom of the Tee, on the underside of
the Tee Support Bracket. Be sure that the Tee
Cap is securely inserted into the bottom of the
chimney pipe. Secure the Tee Cap in place by
attaching the Tee Cap Retainer Bar using the
two (2) bolts included (Fig 19).
6. Install Cover Plate and Finishing Collar:
After the Chimney Branch is secured in place
(penetrating at least 6” into the room), slide
the Cover Plate over the Branch and attach
it to the framing using (4) 1-1/4” long, round
head wood screws. Be sure that the Branch
is centered in the opening of the Cover Plate.
Twist lock the Finishing Collar on to the
female end of the Chimney Branch by twisting
clockwise.
7. Complete Chimney: Attach the Chimney
Sections as in Step 8 in the Ceiling Supported
Installation section. Secure the chimney to
Figure 21
EXTENDED
ROOF SUPPORT
BRACKET
WALL STRAP
FLASHING
2 INCHES
MINIMUM
FRAMED
ENCLOSURE
ACCESS DOOR
FOR CLEANING
2 INCHES
MINIMUM
Figure 20
WALL THIMBLE
COVER PLATE
FINISHING
COLLAR
TEE
BRANCH
(MUST
EXTEND AT
LEAST 6
INCHES INTO
ROOM)
SHIELD
EXTENSION
INSIDE OUTSIDE
CHIMNEY
TEE
BACK OF
WALL
THIMBLE
(SECURE WITH
4 NAILS OR 4
SCREWS)