The American Granby LR Series Copper Heat Sink  LR623-2  is a replacement copper heat sink with 1” bronze male adapter pool heater accessory. This cooper heat sink is used with Laars-Raypak pool and spa heaters.

Specifications:
• Dimensions: 2” x 6” x 23”
• Copper tube with 1” bronze male adapter
• Used with Laars-Raypak pool and spa heaters