iO HVAC Controls iO-WRP Wireless Relay Plus Type_Furnace Controls Single-stage Centurion® series regulators with

Single-stage Centurion® series regulators with protective rubber gauge boots

Armstrong Air: 38322B001

and automatically calculates volume flow (simply enter the duct dimensions)

Sizes for 1/2"

iO HVAC Controls iO-WRP Wireless Relay Plus Type_Furnace Controls Single-stage Centurion® series regulators withiO HVAC Controls iO WRP Wireless Relay Plus The Wireless Relay Plus is the perfect solution when you cant run wire or existing wires have been cut or damaged. The Wireless Relay communicates wirelessly up to mile between two devices via a 915MHz radio frequency. The Wireless Relay Plus contains 2 four channel transceivers. The base module has 3 transmitting channels and 1 receiving channel. The satellite module has 3 receiving channels and 1