

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 Trane VAL21403 is a four-way reversing valve designed for HVAC systems. This valve redirects refrigerant flow to switch between heating and cooling modes efficiently.
This valve is essential for HVAC professionals performing system installations and maintenance, providing reliable operation in climate control applications.
Thanks for subscribing!
This email has been registered!