Your CPD: Questions - sizing under floor heating (UFH)

Try this example using the floorplan pictured.

1. Calculate the total heat output required in kW for the room.

a 1.08 kW

b 2 kW

c 3 kW

d 0.9 kW

2. Calculate the required pipe spacing with a flow temperature of 52.5°C and return temperature of 47.5°C.

a 300mm

b 250mm

c 200mm

d 100mm

3. Calculate total length of UFH pipework including the connecting pipework.

a 120m

b 62m

c 90m

d 100m

4. Calculate the UFH circuit pressure drop in Pa.

a 20,000 Pa

b 4,000 Pa

c 11,160 Pa

d 9,000 Pa

CIPHE members are expected to complete 30 hours of CPD each year. Completion of these assessments can count towards this requirement.

Answer the questions and send your answers, along with your name, membership number and email address, to:

CPD Assessment, CIPHE

64 Station Lane


Essex RM12 6NB

or visit the members-only area of the CIPHE website:

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