Portable Gas Hot Water Heater Instant Boiler LPG Propane Water Boiler 5/6/8/10L
5/6/8/10L Instant Gas Hot Water Heater Tankless Boiler LPG Propane Water Boiler. Use in a well-ventilated area, avoid using in closed rooms to avoid propane poisoning. Improper operation of propane tankless water heaters can cause a fire.