Astria Fireplaces WRT35ST Instruction Sheet
- Category
- Fireplaces
- Type
- Instruction Sheet
This manual is also suitable for
ROUND TOP TERMINATIONS INSTALLATION
INSTRUCTIONS
MODELS
RT-8DM (F0916), RT-8DMK (F0924), RT-8HT
(F0888), RTT-8DM (F0917) and RTT-8HT (F0889)
Figure 2 - Constructing Chase (RTT-8 Series Only)
Figure 1 - Dimensions Chart
Figure 3 - Constructing Chase (RT(L)-8 Series Only)
Figure 4 - Constructing Chase Top Flashing
Note: Refer to owner's manual for minimum clearances specified for your model
If Minimum Clearance ''X'' = Then ''Y'' =
1" 14
1
/
2
"
2" 16
1
/
2
"
As Required
2'' Collar
14'' Diameter
28 Gauge
Galvanized Steel
P127125-01
P/N 127125-01 Rev. C 04/2015
For more information, visit IHP.US.com
NOTE: The shortest vertical side must be at least 30” high and the
minimum inside dimension must be at least “Y” (as shown in Figure 1).
RTT-8 Series
1. Construct chase as illustrated in Figure 2.
2. Add pipe sections to chimney system as outlined in fireplace instal-
lation instructions until the last piece of chimney is between 1” to
9” below top of chase. See Figure 2.
3. Fabricate flashing having a 14” diameter hole centered over chimney
end with a 2”collar around the opening (see Figure 4). Attach non-
combustible spacers at each corner and place flashing over chase.
4. Secure flashing through sides with 8-penny nails or sheet rock
screws.
5. Attach storm collar where chimney pierces opening in flashing.
Apply caulking where storm collar touches outer chimney pipe
(see Figure 5, page 2).
6. Remove spacer rod connected in between the inner and outer
chimney pipes. NOTE: only remove spacer attached to the last
chimney pipe section.
7. Place termination cap over chase top opening. Slip termination cap
stainless steel pipe outside inner chimney pipe. Lower termination
assembly until cap rest evenly.
30'' Min.
1'' to 9"
''Y''
Minimum
RT-8 Series
1. Construct chase as illustrated in Figure 3.
2. Add pipe sections to chimney system as outlined in fireplace instal-
lation instructions until the last piece of chimney is a minimum of
6” above the chase top.
3. Fabricate flashing having a 14” diameter hole centered over chimney
end with a 2”collar around the opening (see Figure 4). Attach non-
combustible spacers at each corner and place flashing over chase.
4. Secure flashing through sides with 8-penny nails or sheet rock
screws.
5. Attach storm collar where chimney pierces opening in flashing.
Apply caulking where storm collar touches outer chimney pipe
(see Figure 6, page 2).
6. Place termination cap over chase top opening. Slip termination
cap stainless steel pipe into inner chimney pipe. Lower termination
assembly until cap legs clip into outer chimney pipe. Secure legs
of cap with sheet metal screws supplied (see Figure 6, page 2).
2
6’’
‘’X’’
‘’X’’
Sheet Metal Screw
Storm Collar
Chase Top
Flashing
Termination
Cap
Double Wall
Chimney
Note: Do Not Seal Ventilation Openings
1'' Spacer
Chase
1'' Space
Caulk
Flashing
Figure 6 - Installing Termination Cap (RT(L)-8 Series Only)
Figure 8 - 10' Rule
Figure 7 - Chase Top Flashing
Noncombustible
Spacer
Note: Do Not Seal Ventilation Openings
1'' Space
Chase Facia
1/4'' Screen
Chase Top
10' RULE
The chimney flue gas outlet of the termination must be a minimum
distance of 3 feet above the highest point where pipe penetrates roof
and must be a minimum distance of 2 feet above highest point of roof
within a horizontal distance of 10 feet (see Figure 8).
NONCHASE INSTALLATION
1. Slip on proper pitch roof flashing and mount storm collar above
it. Caulk top of storm collar where it contacts outer chimney pipe.
2. Mount round top termination and secure it to outer chimney pipe
with 3 sheet metal screws.
Innovative Hearth Products reserves the right to make changes at any time, without
notice, in design, materials, specifications, prices and also to discontinue colors, styles
and products. Consult your local distributor for fireplace code information.
Printed in U.S.A. © 2014 IHP LLC
P/N 127125-01 Rev. C 04/2015
P127125-01
Figure 5 - Installing Termination Cap (RTT-8 Series Only)
6’’
3’’
‘’X’’
‘’X’’
Note: Do Not Seal Ventilation Openings
Chase Top
Flashing
Termination
Cap
Double Wall
Chimney
1'' Spacer
Chase
1'' Space
Caulk
Flashing
SC2-1 Storm
Collar Required
1508 Elm Hill Pike, Suite 108 • Nashville, TN 37210
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Astria Fireplaces WRT35ST Instruction Sheet
- Category
- Fireplaces
- Type
- Instruction Sheet
- This manual is also suitable for
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