Specifications

CURVED DOOR DESIGN directs air along the
ceiling toward the house walls for gentle air
mixing without downdrafts on the birds.
Incorporating all of the
same benets of the ACI-2500
and ACI-4000 Series, Cumberland’s new
PACI-2500 Series are pressure actuated
and operated by constant force of springs
controlled by static pressure.
Part
Number
Description
Full Open
Airow
@ 0.10 SP
Horizontal
Airow
@ 0.10 SP
Framed
Opening
ACI-2500P2
All Plastic Actuated
Ceiling Inlet
2500 CFM 1700 CFM 19” W x 27” L
ACI-2500GP2
Actuated Ceiling Inlet
- Galvanized Frame
2500 CFM 1700CFM 21.5” W x 27” L
ACI-4000P2
All Plastic Actuated
Ceiling Inlet
4000 CFM 2500 CFM 19” W x 46.5” L
ACI-4000GP2
Actuated Ceiling Inlet
- Galvanized Frame
4000 CFM 2500 CFM
21.5” W x
46.5” L
PACI-
2500GP2
Plastic 2500 Pressure
Actuated Attic Vent
- Galvanized Frame
2100 CFM 1300 CFM 21.5”W x 27”L
PACI-2500P2
All Plastic 2500 Pressure
Actuated Attic Vent
2100 CFM 1300 CFM 19”W x 27”L
Mixing warm air from the attic with house air during minimum ventilation reduces fuel consumption as compared to
using cold air through sidewall inlets. Fuel savings can vary depending on management, house construction and climate.

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
aTTIc VEnT sPEcIFIcaTIOns
cLIMaTE cOnTROL
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
Cumberland’s Attic Vent ACI Series is precision
engineered to extract solar heat from the
attic space so it can be used as a valuable
heat source. This unique and innovative
design is cost eective, durable and easy
to install.
Attic Vents
Galvanized Frame
PVC Plastic Frame
Additional Benets:
• Drier Litter.
• Lower Ammonia Concentration Levels.
• Better environment for the bird.
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