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The Heatmiser UH4 can be used in conjunction with our mains voltage thermostats
Connections 130mm x 11/2″ BSP Thread ~ n
No special computer knowledge is required
Class H insulation
Grundfos UPM3 Flex Pump 25-70-130 Bastion A Rated Pump The Heatmiser UH4 can beUPM3 FLEX is for all applications in which an internally controlled pump is needed. It is designed to be used in appliances or cabinets with increased ambient temperatures and limited space options; either in standalone applications or in kit systems without PWM controller. Connections 130mm x 11 2 BSP Thread ~ n. b. BSP sizes dont match up with what you measure on the scale of a ruler (1 & 1 2 Inch BSP =47. 80 mm) Features Glandless Highly Efficiency