About this item Product 1: Provides Freeze Protection: Ideal for water line freeze protection down to -20°F (-28°C) Product 1: Includes an Energy-Saving Thermostat: Thermostat only heats as needed, saving money on your electric bill Product 1: Drinking Water Safe: Made with NSF-61 certified drinking water safe hose Product 1: Easy to Use: Includes female-to-male adapter to allow connection to the water supply on either end of hose—depending on the location of the electrical outlet; Hose operates on 120VAC Product 2: RV Pressure Regulator: RV water pressure regulator is designed to protect RV and boat appliances, plumbing fixtures, and hoses from high-pressure city water Product 2: Efficient Design: Camper water pressure regulator reduces water pressure to a safe and consistent 40-50 PSI Product 2: Safe and Secure: Water regulator for RV and camper is made of durable lead-free, drinking-water-safe brass Product 2: Compatible With: RV pressure regulator attaches easily with 3/4-inch garden hose threads; female garden hose (3/4-inch-11.5 NH) x male garden hose (3/4-inch-11.5 NH) › See more product details