TYPICAL PIPING AND WIRING
ROOF-MOUNTING
CURB
SUPPLY-AIR
FLEXIBLE DUCT
CONCENTRIC DIFFUSER BOX
(FIELD-SUPPLIED)
TOP COVER
CEILING
RETURN
AIR
POWER ENTRY
CONTROL ENTRY
20
ROOF
RETURN-AIR
FLEXIBLE DUCT
INDOOR
THERMOSTAT
FROM
POWER
SOURCE
DISCONNECT
PER NEC*
*NEC - National Electrical Code
A09230
A09240