Heatiator HEIR36T Two Elbows, WARNING! Risk of Fire, H1+ H2, Installed Horizontally, V1 Minimum

Two Elbows

Note: Flue restrictor is permit- ted ONLY on 30 ft. minimum vertical runs with no elbows.

WARNING! Risk of Fire!

•HEIR36(NG/LP), HEIR42(NG/LP) and HEIR50(NG/LP) models require a minimum of 36 inches of vertical venting before attaching any elbow to the appliance for the venting configuration in Figure 7.4.

DO NOT attach elbow directly to the appliance.

H2

INSTALLED

HORIZONTALLY

HEIR36 (NG/LP), HEIR42 (NG/LP),

HEIR50 (NG/LP)

V1 Minimum		H1+ H2
3 ft	914 mm	18 in	457 mm
4 ft	1.2 m	3 ft	914 mm
5 ft	1.5 m	7 ft	2.1 m
6 ft	1.8 m	10 ft	3.0 m
7 ft	2.1 m	14 ft	4.3 m
8 ft	2.4 m	16 ft	4.9 m
9 ft	2.7 m	18 ft	5.5 m
10 ft	3.0 m	20 ft	6.1 m

V1 + H1 + H2= 60 ft Maximum

H1 + H2= 20 ft Maximum

H1

V1

Figure 7.4

28 Heatilator • HEIR36, HEIR42, HEIR50 • 2285-900 Rev. D • 8/12