Silicone Breather hose for the vacuum or breather system. 4mm Internal diameter with a 2mm wall. This is top quality breather hose made by Samco Sport and finished in Silicone. Sold per meter

It can also be used as washer or coolant hose and is rated to 200 degrees C

Not suitable for fuel or oil mist

Samco coolant hoses connect non-fuel components and pipe work in systems designed to operate in a temperature range from -50°C to a maximum of 180°C. Samco coolant hose is manufactured in the UK by hand from the highest grade silicone rubber formulated specifically for automotive applications. Reinforced with heat resistant fabrics, the Samco range of standard coolant hose is designed to withstand the extreme conditions experienced with contemporary coolant systems; with a proven track record in modern engines. Superb reliability helps reduce maintenance and down time while providing greater engine protection.

All Samco hose kits are supplied with a lifetime warranty to the original purchaser. You will need to complete the warranty form on the box or the form on Samcos website to qualify.
http://www.samcosport.com/warranty/