Precise Balancing: Supports pre-setting of flow rates to ensure even heat distribution across all zones in multi-unit buildings

The Belimo B207 is a precision-engineered 1/2 inch NPT 2-way characterized control valve designed for demanding hydronic HVAC applications

Universal Compatibility: Fits various rectangular thermostats

End-blackening usually indicates the lamp is reaching the end of its service life or that the ballast is delivering improper voltage

This factory-authorized outdoor propeller replacement ensures precise blade pitch and balance

Resideo TH6220U2000 Thermostat 30067439-890 Precise Balancing: Supports pre-setting ofThe Resideo TH6220U2000 is a versatile T6 Pro Programmable Thermostat engineered for multi stage applications, supporting up to 2 Heat 2 Cool Conventional Systems and 2 Heat 1 Cool Heat Pumps. Designed with a flexible scheduling architecture, it allows technicians to configure 7 day, 5 1 1 day, 5 2 day, or non programmable modes depending on the clients preference. This unit operates on 20 30 Vac and offers dual power options, running via C wire