Speed Bully Temp Fan & Motor Speed Controller (Hot & Cold) Liquid & Weight Measuring This can cause uneven drainage

This can cause uneven drainage and dry pockets

This product provides a seamless transition between intake and exhaust functionality

a built-in clock

MERV Rating 13

while providing ventilation for various air circulation and exhaust projects

Speed Bully Temp Fan & Motor Speed Controller (Hot & Cold) Liquid & Weight Measuring This can cause uneven drainageDescription Speed Bully just got hotter, or cooler if you will. Enjoy the benefits of variable fan speed control of the original design, now enhanced with temperature activated settings. When your room gets too hot, Speed Bully is on the job kicking in your fan and keeping things cool. Don't get burnt, get Speed Bully!