The Integrated HVAC System
ROOFTOP
HEAT/COOL UNIT
SUPPLY DUCT
RETURN
DAMPERS ORAIR DUCT ADJUSTABLE GRILLES
B
EXHAUST
TO HRV
Check design static pressure of air handler to ensure it is compatible with HRV
FRESH AIR TO BUILDING
FRESH AIR | STALE AIR |
SUPPLY | EXHAUST |
A
HRV UNIT
BALANCING
DAMPERS
Figure 4
|
| ROOFTOP | |
|
| HEAT/COOL UNIT | |
| ROOF DECK |
| |
CEILING RETURN AIR PLENUM | SUPPLY DUCTWORK | ||
|
| ||
FRESH AIR | HRV UNIT |
| |
INTAKE |
| ||
|
| ||
B | A | STALE AIR | |
| EXHAUST | ||
STALE AIR |
| HRV FRESH | |
| AIR SUPPLY | ||
EXHAUST DUCT | |||
| |||
| BALANCING | Figure 5 | |
| DAMPERS |
BALANCING DAMPERS
A - Fresh Air Supply
B - Stale Air Exhaust
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