... EPDM insluation with 13mm Pre-Insulated Solar Hose for Solar Water Heaters Features: 1. Widely used for solar thermal connections, ... ,high tensile strength, offering protection during installation, UV and bird attack.--Fast installation with no joints in between connections--Flexible ... lengths in 10m,15m,20m,25m ,30m-- Wide range of Ms58 brass fittings Pre-Insulated Solar Hose for Solar Water Heaters