Lennox 15D34 Gas Valve 321702-401 The EP13BZ271 is the official

The EP13BZ271 is the official manufacturer-designated direct replacement for the 329789-401

maintaining the 1 GPM flow rate integrity of the system

extending the service intervals in aggressive combustion environments

preventing high-head pressure issues during peak cooling demands

because ICP is part of the Carrier family

Lennox 15D34 Gas Valve 321702-401 The EP13BZ271 is the officialThe Lennox 15D34 (equivalent to 103016 03) is a high performance modulating gas valve engineered for precision fuel regulation in high efficiency residential and light commercial furnaces. Designed as an OEM replacement, this 24 VAC gas valve features a 1 2" x 1 2" NPT inlet and outlet connection, ensuring seamless integration with existing manifold configurations. The unit excels in varying thermal demands by utilizing advanced modulation