

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 ZSi-FOSTER 42-4 is a plug with a diameter of three-eighths of an inch by three-eighths of an inch male pipe thread (MPT) made from steel. This product is designed to secure and manage fluid flow effectively in piping systems. It serves as a reliable shut-off for various applications.
This plug is essential for controlling the flow of liquids and gases in plumbing and HVAC systems.
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!