Resideo VC6930NB6632 Valve 30067439-890 While the evaporative pad is

While the evaporative pad is changed annually

this replacement thermal fuse is built to the exact specifications required by the original manufacturer

Media Versatility: Suitable for natural gas

the HD52AZ002 supersedes legacy part numbers HD52AK002 and 5K49ZN6169CS

Resideo VC6930NB6632 Valve 30067439-890 While the evaporative pad isThe Resideo VC6930NB6632 is a professional grade 1 2 inch NPT 3 way hydronic valve engineered for precise fluid management in fan coil units and air handlers. Designed for both hot water and chilled water HVAC systems, this valve body utilizes a balanced cartridge design that enables linear flow characteristics and exceptional shut off performance against high differential pressures. With a 1. 5 CV flow rating, it is optimized for low capacity