Roberts Gorden ENERGYTUBE AG Series Installation, Operation & Service Manual page 46

AG-S I , O
ERIES NSTALLATION PERATION AND
8.12.3 Horizontal Outside Air Supply for Single Heater Installation
Description
Vent Cap 4" (10 cm)
8.12.4 Vertical Outside Air Supply for Double Heater Installation
Description
Vent Cap 6" (15 cm)
Requirements:
• Heaters must be controlled by a common thermostat.
40 of 57
S M
ERVICE ANUAL
Vent Cap
Part Number
90502300
Part Number
90502302
4" (10 cm)
Single Wall Pipe
Flex Hose
(Recommended)
Band Clamp
(Recommended)
Burner