M&M Manufacturing 640R6866 Register Box R6 4 inches Tall 8 x 6 x 6 inches Duct voomi_id_19482 The included circuit breaker allows

The included circuit breaker allows for safe operation with compatible MRCOOL air handlers

Reliable pressure measurement

2 lbs and is suitable for both professionals and DIY enthusiasts

Designed to optimize airflow and heat exchange

M&M Manufacturing 640R6866 Register Box R6 4 inches Tall 8 x 6 x 6 inches Duct voomi_id_19482 The included circuit breaker allowsProduct Description The M&M Manufacturing 640R6866 Register Box R6 is built for efficient air distribution. Suitable for various HVAC applications, this 4 inch tall register box fits ducts measuring 8 x 6 x 6 inches. Designed for HVAC systems Constructed for 8 x 6 x 6 inches ducts Weighs 0. 82 pounds Product Highlights Ideal for HVAC installations, the M&M Manufacturing 640R6866 Register Box R6 ensures efficient air distribution and easy installation.