The Nylex Premier Tap Nut W/Adaptor Reducer with model number 715433 connects any garden tap to a 12mm hose connector. It has been designed with an anti-leak mechanism to prevent wastage of water.? It is resistant to damage caused by UV rays. The Nylex Premier Tap Nut W/Adaptor Reducer connects any garden tap to a 12mm hose connector. It has been designed with an anti-leak mechanism to prevent wastage of water. It is resistant to UV rays.