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