Last seen: Oct 28, 2025
When would an install require full-bore valves if isolator valves are in place? Can full-bore valves provide that 28mm->22mm conversation? If no...
Assume 28mm should be run right up to the unit's water inlet+outlet connectors where possible? Do flexihoses come with 28mm at one end and 22mm at th...
What's the optimal / minimum length and shape of flexihoses (and why, if not for best performance and least vibration)?
With anti-freeze/glycol and anti-freeze valves, is it one or the other, or do you still recommend adding the valves even if there is glycol in the sys...
Picking out some of the areas of the OP in case it's easier to respond: Working from where the primaries come out of the brickwork, and assuming the...
Correct, however the lowest, 5kW model oddly needs 300mm! @derek-m, would you think a larger distance is practical for performance or noise reasons?
That's an understatement - the manual states the three levels as text (e.g. 'Normal / Level1 / Level2') rather than the number of 'bars'/squares the F...
Can I just check this is correct - having read the FTC6 installation manual, the three bar settings are described as Normal / Level1 / Level2; does an...
Yes, I did try that a few weeks ago and it did seem to make a difference, though that might have been placebo effect if I misunderstood the Quiet Leve...
To pick up on this (flow rate) comment... I've a Grundfos primary pump which the FTC6 reports as producing 8lpm on constant speed 1, and 12 or 13 (it...
(I can't seem to edit my original post so commenting here). The post was intended to discuss optimising efficiency, performance, and quietness of al...
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