Mueller W01083 2-5/8 x 2-1/8 Coupling eliminating the need for modifications

eliminating the need for modifications or conversion kit adaptations

Standard Mounting: Features a universal flange for quick installation on York HVAC units

Will these fit the newer Low NOx and Digital models

When troubleshooting furnace diagnostic codes related to open limits

How do I know if the vent plate needs replacement

Mueller W01083 2-5/8 x 2-1/8 Coupling eliminating the need for modificationsThe Mueller W01083 is a professional grade wrot copper reducing coupling engineered for high pressure HVAC and refrigeration service. This 2 5 8 x 2 1 8 (OD) fitting features CxC solder joints designed to create a leak proof connection between two copper tubes of unequal diameters. Constructed from high purity, seamless copper in the WC 400R style, it is rated for up to 700 psi at standard operating temperatures, making it a reliable choice for R 410A