Experience instant hot water on the road with the . Designed for RVs, this tankless propane heater delivers up to 3.9 GPM, providing simultaneous hot water for your bathroom and kitchen without delays. Its high-efficiency heat exchanger, built-in mixing tank, and ultra-low 0.5 GPM startup technology ensure precise, consistent water temperature while reducing energy and water consumption. Built for rugged travel, the InstaShower Ultra features stainless steel construction, reinforced housing, and adaptive burner staging, making it reliable in harsh weather and high altitudes. Safety protections include flame failure, overheat, dry-fire, and freeze protection. Complete with trim ring, pressure relief valve, and remote controller, this unit is ready for easy installation. Key Features:• Tankless Design: Instant hot water up to 3.9 GPM• Ultra-Low Startup Flow: 0.5 GPM reduces water and energy use• Built-In Mixing Tank: Maintains consistent water temperature• High-Performance Heat Exchanger: Reliable in high altitudes and harsh weather• Easy Installation: Includes trim ring, pressure relief valve, and remote control• Safety Features: Flame failure, overheat, dry-fire, and freeze protection• Fuel & Power: Propane + 12V DC ElectricSpecifications: Product Type: Tankless RV Water HeaterHeating Input: 66, 000 BTUFuel Type: Propane (LP Gas)Ignition: Automatic PulseVoltage: 12V DC, 3.8 AmpsEfficiency: 84%Installation: Built-In / ReplacementOverall Dimensions: 17.64" à 17.64" à 13.74"Cut-Out Dimensions: 13" à 13"Weight: 26.9 lbsWater Connection: 1/2" NPT, PSI 14.5â116Flow Rate: 0.5â3.6 GPMMax Temp: 123°FMaterial: Stainless Steel Heat Exchanger, Powder-Coated Steel HousingCertifications: CSA CertifiedIncluded Components: Tankless water heater unit, installation hardware, user manual, remote controller Consistent Temperature: Built-in mixing tank stabilizes heat Durable & Reliable: Works in high altitudes and harsh conditions Easy Install: Includes trim ring, valve, and remote controller | InstaShower Ultra 66K BTU Tankless RV Water Heater