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iO HVAC Controls iO-ESP-400 Complete with Pressure Sensor
$115.99

The ESP-400 electronic static pressure module eliminates the need for a bypass damper when used with..

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iO HVAC Controls iO-ZP6-EP Expansion Panel
$173.00

EXPANSION PANEL FOR IO-ZP6This 3-zone expansion panel is used with the iO-ZP6 zoning panel to increa..

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iO HVAC Controls iO-ZP6-ESP 6-Zone Panel
$395.99

6-ZONE UNIVERSAL ZONE CONTROL PANEL WITH ESPThe ZP6 with ESP is a 6 zone, two-position forced air zo..

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iO Hvac Controls TR-40 Transformer
$18.76

TR-40240/208/120 PRIMARY 24V SECONDARY 40VA TRANSFORMERThe TR-40 is a 40VA plate-mount transformer.&..

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iO Hvac Controls TR-75 Transformer
$42.88

TR-75480/240/208/120 PRIMARY 24V SECONDARY 75VA TRANSFORMER WITH CIRCUIT BREAKERThe TR-75 is a 75VA ..

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iO HVAC Controls ZP2-HC 2-Zone Single Stage
$94.27

iO HVAC Controls ZP2-HC 2-ZONE SINGLE STAGE ZONE CONTROL PANELThese forced air zoning systems repres..

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iO HVAC Controls ZP3-HCMS-ESP-KIT 3-Zone Kit
$281.40

ZP3-HCMS-ESP-KITWITH STATIC PRESSURE SENSOR, DUCT TEMP SENSOR, AND 40VA TRANSFORMER INCLUDED. &..

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iO Hvac Controls ZP3-HPS 3-Zone Heat Pump Panel
$131.27

ZP3-HPS3-ZONE HEAT PUMP ZONE CONTROL PANELThese forced air zoning systems represent the most contrac..

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iO Hvac Controls ZP3-HPS Outdoor Temp Sensor
$21.99

ZP3-OTSOUTDOOR TEMPERATURE SENSOR FOR THE ZP3-HPSThe iO-ZP3-OTS is installed in the heat p..

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iO HVAC Controls ZP6 6-Zone Universal Control Panel
$260.29

The ZP6 is a 6 zone, two-position forced air zone control panel that can be expanded to as many as 1..

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iO Hvac Controls ZPA-DTS Outdoor Temp Sensor
$21.99

ZPA-DTSDISCHARGE AIR SENSOR FOR ALL ZONE PANELSThis discharge air sensor is a duct-mounted..

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iO Hvac Controls ZPA-OTS Outdoor Temp Sensor
$24.99

ZPA-OTSOUTDOOR TEMPERATURE SENSOR FOR THE ZP3-HPS-ESP, ZP6 & ZP6-ESPThe ZPA-OTS is installed in ..

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iO HVAC iO-WR-XR Extended Range Wireless Relay
$325.00

iO-WR-XRWIRELESS RELAY - EXTENDED RANGEThe Wireless Relay with Extended Range is the perfect solutio..

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Spacepak AC-ZPBD ZonePak Branch Damper
$209.98

ZonePak Dampers for supply tubing zoning.WE ARE AUTHORIZED SPACEPAK DEALERS...

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