Excellent sealing with heat insulation 20mm – 32mm 1/8″, 1/4″, 1/2″, 3/4″ (2″ centres).

1/8  (3mm)    £8.00 –
1/4 (6mm)     £9.00 –
1/2  (12mm)  £14.00 –
3/4  (20mm) £17.00

Also available GP with 2 1/2″ centres 1/8″ and 1/4″ thickness at £18.00 and £20.00