78L04 | R47806-001 VALVE-REVERSING | Lennox

The Lennox 78L04 is a 1/2"x7/8"ODF 24v Reversing Vlv. This valve is designed for use with Lennox heating and cooling systems, and is a genuine Lennox product. The 78L04 is made of durable materials and is built to last. It is easy to install and maintain, and is a cost-effective way to keep your Lennox system running smoothly. The Lennox 78L04 is backed by a limited warranty, and is available at our HVAC supply store. We offer the best prices and fast shipping for your products!