Arctic Hayes Silicone Spray – 400ml (PH040) The Arctic Hayes Silicone Spray (400ml) is a high-quality water repellent lubricant for professional and domestic use in plumbing, heating and general maintenance. Supplied in a convenient aerosol can, it provides light lubrication, protects against moisture and ensures smooth operation of rubber, plastic and other materials. WRAS approved (approval number 1102501) and compliant with UK water fitting bylaws, it's a trusted alternative to plumber's grease for engineers working on potable water systems. It's suitable for hot or cold water systems up to 80°C, and works well on O-rings, push-fit joints and rubber seals, extending their service life and reducing wear. Key Features & Benefits Versatile Lubricant: Lubricates rubber,