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 | ||||
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A
HRV UNIT
BALANCING
DAMPERS
Figure 4
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| ROOFTOP | |
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| HEAT/COOL UNIT | |
| ROOF DECK |
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CEILING RETURN AIR PLENUM | SUPPLY DUCTWORK | ||
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FRESH AIR | HRV UNIT |
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INTAKE |
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B | A | STALE AIR | |
| EXHAUST | ||
STALE AIR |
| HRV FRESH | |
| AIR SUPPLY | ||
EXHAUST DUCT | |||
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| BALANCING | Figure 5 | |
| DAMPERS | ||
BALANCING DAMPERS
A - Fresh Air Supply
B - Stale Air Exhaust
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