Balboa Water Group Circuit Board Expansion Kit | 53680 Round Fire Tower featuring a durable all-weather design

featuring a durable all-weather design

Glass Fiber Reinforced Concrete Construction: Ensures strength and durability

Precision-Engineered Circuit Board: Specifically designed for Leisure Bay Spas

Durability: Powder-coated metal provides long-lasting protection against the elements

Balboa Water Group Circuit Board Expansion Kit | 53680 Round Fire Tower featuring a durable all-weather designBalboa Water Group Circuit Board Expansion Kit 53680 Enhance Your Spas Performance Introduction Upgrade your spas functionality with the Balboa Water Group Circuit Board Expansion Kit 53680. Designed for seamless integration with EL8000 MACH 3 Controllers, this expander board kit enhances performance, reliability, and control, ensuring a superior spa experience. Key Features Dual Relay System: Supports dual speed pump operations for optimized spa