Genuine Zip spares suitable for the EconoBoil & HydroBoil. The Zip Hydroboil replacement tap kit, is suitable for the Zip "drinking" water heater range: HS403, HS404, HS405, HS406 and HS407, these parts are genuine zip spares. There is a choice of just the Tap Top Kit and also the Complete Tap Assembly if required please see options. Choice of Tap Top or Complete Tap Assembly, please see options Top kit includes red tap, rubber plunger and spring. Genuine zip spare parts Suitable for: HS403, HS404, HS405, HS406 and HS407