Earthcore's Universal Tap Adaptor makes it easier for you to install a shower on your caravan and campervan water supply. This adaptor is the ideal garden tap attachment and is suitable for standard 20mm & 25mm taps. The adaptor screws directly onto the tap thread. Made from high-grade UV stabilised plastics, this handy adaptor can be left permanently attached to your fixture so that you can simply screw the shower hose onto the unit when you need to use it. Just screw this adaptor onto your tap, then attach your hose and start watering. Fits 20mm and 25mm garden taps| Compatible with standard 12mm fittings| Screws directly onto the tap thread| Made from high-grade UV stabilised plastics