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Control units for hog and poultry barn ventilation systems. 

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AP® Static Pressure Controller

AP® static pressure controller reads static pressure and adjusts any 3 wire drive unit until preset levels are reached.

Phason® Sensor

Replacement sensor for Phason® MTC-4C and MTC-3
From $14.92

Phason® Sensor Probe

Replacement probe for all Phason® controls except MTC-4C and MTC-3C
From $19.81

Varifan® IC Series Controls

Varifan® IC Series Temperature Controls
From $1,361.42

Phason® Auto Variable Speed Fan Control

Single Variable Speed with Auto Shut Mode

Phason® Auto Variable Speed Fan Control

Single Variable Speed with adjustable idle speed

Phason® Fan and Heater Control

Prevent heat waste by interlocking variable speed fan with heater

Phason® Manual Variable Speed Fan Control

Simple manual speed control for fans. Can be used as a heat lamp control too.

Phason® Repair Kit

Combination repair kit for Phason® FHC-1D

Hog Slat® Replacement Photohelic® Gauge

Replacement Photohelic® gauge for the Hog Slat Negative Pressure Ventilation Controller (HS653).

VAL Products Humidity Sensor Model 930

VAL Products Model 930 humidity sensors for Horizon controllers.

Temperature Sensor Valco Horizon Control

1" bullet type temperature sensor for Valco Horizon whole house controller.

Valco® Model 935 Air/Temp Sensor

Valco® Model 935 air and temperature sensor for use with Ventra control.

Grower SELECT® Automatic Curtain Controller

The HS740 Automatic Curtain Controller is used to control up to two curtain machines or linear actuators in order to regulate the temperature inside a room.