




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 Jones Stephens T39004 is a test plug designed specifically for cast iron soil pipes. This product is intended for use in drainage systems to ensure that these systems maintain integrity under pressure. With a drain line diameter of four inches and a plug length of twelve and a half inches, this plug is made from durable cast iron and operates on hydraulic principles. The inflation pressure rating is a maximum of ten PSI, making it suitable for various plumbing applications.
This test plug is ideal for testing the efficacy of drainage systems. It can be utilized to check for leaks and ensure that the system is functioning correctly.
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!


