Climaflex pipe insulation, this is heavy duty stuff for frost protection.
The product is in 2 metre lengths @ £2 each and can be slit to fix in place.
Apart from domestic plumbing - other uses may well include automotive, under the caravan, car roof rack to cut down noise, playgound swings or trampoline, etc.
Available at moment 22mm inner diameter - 19mm wall x approx 13 pieces = 26 metres, will check quantity as required.
Any questions ? Please see other items.
Item is for collect but would possibly be able to arrange courier delivery of 20 metres in 1 metre cut lengths for £7.50.