M. Chimney Termination Requirements
•Install a cap approved and listed for this fireplace system.
•Locate cap where it will not become plugged by snow or other materials.
•Locate cap away from trees or other structures.
•The bottom of the termination cap must be at least 3 ft (.91 m) above the roof AND at least 2 ft (.61 m) above any portion of roof within 10 ft (3.05 m) as shown in Figure 8.13
•The distance required between caps is shown in Figure 8.13.
Slanted Roofs
Chimney must extend 3 ft (.9 m) above the roof
Flat Roofs
Chimney must extend 3 ft (.9 m) above the roof
Multiple Chimney Locations
Chimney must extend 2 ft (.6 m) above any portion of the roof or adjacent structures within
10 ft (3 m) of the chimney
Chimney must extend 2 ft (.6 m) above any portion of the roof or adjacent structures within
10 ft (3 m) of the chimney
A | B |
6 in. (minimum) up to 20 in. | 18 in. minimum |
152 mm/508 mm | 457 mm |
20 in. and over | 0 in. minimum |
Gas, Wood or Fuel Oil
Termination Cap
B
A *
Gas
Termination
Cap **
Wood Minimum
(See
illustration
above)
Perpendicular Wall
Figure 8.13 Multiple Chimney Locations
*If using decorative cap cover(s), this distance may need to be increased. Refer to the installation instructions supplied with the decorative cap cover.
**In a staggered installation with both gas and wood terminations, the wood termination cap must be higher than the gas termination cap.
4/20/11 | Heatilator • Constitution EPA Fireplace • | Page 49 |