

Ships same day if ordered by 12 pm
Manufacturer pricing rules prevent us from advertising our discount — no account or email required to see it.
Secure Payments
Easy Returns
Expert Advice
Fast Shipping
The Siemens 371-03185 Proportional Control Valve offers precise flow control in HVAC systems. Manufactured by Siemens Building Technology, this valve is designed for professional installations requiring reliable performance.
This valve assembly incorporates a brass trim and a female-to-female connection, ensuring durability and a secure fit. It features an electronic actuator for precise operation.
Thanks for subscribing!
This email has been registered!