Hylomar Hylotyte RED100 Semi-hardening Gasket & Jointing Compound - 40ml High-quality semi-hardening gasket & jointing compounds from Hylomar. Features and Benefits Highly resistant to steam and hot water and automotive fluids Inhibits galvanic corrosion between dissimilar metals Notes Operating temperature range: -50C to +180C Available in 40ml and 80ml tubes GBP 4.99 1