




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 Caleffi 538402FD is a boiler drain valve designed for efficient drainage in various plumbing applications. This valve features a half inch by three-fourth inch MPT and GHT connection, making it suitable for multiple systems. It is compatible with Hydro Separator Series 548, HydroLink Series 559, DIRTCAL Series 5462, and FlowCal Series 120.
This valve provides reliable performance in heating systems and is ideal for replacing existing drain valves.
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!


