

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 Caleffi R31589 is a union nut designed for use with various high flow thermostatic mixing valves including models 523160A/68A, 70A/77A/78A, 548006A, 548096A, and 5495x6A. It has a size of one and one-half inches. This product is ideal for hydronic systems where reliable connections are essential.
Utilize the Caleffi R31589 union nut to enhance performance in hydronic installations.
Thanks for subscribing!
This email has been registered!