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Efficiency Optimization: Replaces standing pilots to reduce gas waste and improve overall AFUE ratings of the appliance
the 30-158-D features the signature PopTop snap-on design
Universal Porting: Features standard 3/8" NPT female inlet and outlet ports for seamless integration into existing pipe runs
The 3Z1B adapter kit features a rugged construction
Direct OEM Replacement: Ensures exact fitment and restores original AHRI-rated efficiency without field modifications
Nordyne 901935 Interior Extension 319852-301 Efficiency Optimization: Replaces standing pilotsThe Nordyne 901935 Interior Extension is a critical component for completing through the wall installations in Nordyne, Intertherm, and Miller gas and electric furnaces. Specifically designed for mobile home furnace venting, this interior extension bridges the gap between the furnace cabinet and the roof jack assembly. Proper installation of this OEM Nordyne replacement part ensures a sealed combustion system, preventing flue gases from entering the