Two way valve 230V

3 Way Valve for burette UDK

Pipe connection for titration vessel

Electronic Test Max-min Thermometer

Calibration Service to Waitrose stores themometer kit Items returned tested ok

"Pool Controller Service, Repair and Calibration. Band B = over 180 miles tr

"Pool Controller Service, Repair and Calibration. Band A = up to 180 miles tr

4" interconnecting lead with brown low temp cable. with phono plug on each end (

"Large Grey Carrying case with blue hinged clips. with fixed foam insert to hous