ducting
johnson controls hh 6705 9n0gp duct humidistat g6199611
duct humidistat br b features b ul li dimensions 4.44 x 2.19 x 7.87 li li features all polymer element li li for use with any bas ddc system li li item humidity sensor li li type duct mount li li connection screw terminals li li voltage 14 to 30vdc 20 to 30vac li li agency compliance ul li ul