

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
Explore the Caleffi 521519A, a robust three-way thermostatic mixing valve designed for optimizing system performance in both domestic hot water and hydronic heating applications. Crafted from sturdy low-lead brass, this valve ensures compliance with stringent safe water drinking standards.
This valve features a precision-engineered design that maintains output water temperature regardless of variations in supply conditions. Useful for installations requiring stable water temperatures such hwarming.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
Add install kit to cart
—
Thanks for subscribing!
This email has been registered!