Mr. Heater 150K-BTU-60FT-TUBE-HTR-STRT User Manual

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Mr. Heater Series Heater Operating Instructions and Owner’s Manual

FIGURE 10: Unvented Operation

36”

1. Ventilationequalto4CFMper1,000BTU/HRfiringratemust

beprovidedinunventedheaterinstallations

2. FordimensionsA"unvented"referto(Figure1-Minimum

ClearancestoCombustibles.)

FIGURE 10A: Single Wall

Singlewallventrun

Singlewallterminalend

FIGURE 10b: Double Wall

Doublewallventrun

Doublewallterminalend

FIGURE 11: Vertical Venting

18"(45cm)

18" (45cm) Min. 3'-0" (91cm) Min.

8"(20cm) to 10"(25cm) Max.

6' (182cm) Min.

18" (45cm) Min. 3'-0" (91cm) Min.

6' (182cm) Min.

2"(5cm) Clearance thimble

required when u pipe

extends through

combustible materials

(91cm)

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Mr. Heater 150K-BTU-60FT-TUBE-HTR-STRT Straight 150,000 BTU 60' Dual-Fuel Radiant Garage Heater