I've 5 coils of varying lengths left over from my UFH installation. Unused. Not installed. Offcuts, brand new. 16mm x 2mm aluminium core. Would be suitable for small rooms such as wcs and bathrooms, or repairs and extensions to current systems. £10 each. Collection prefered, but can post. Assume cost will be 10 quid for posting. Messafe me for length when buying. 47m approx 37m approx 28m approx 23m approx 13m approx