3.9 GPM RV Tankless Water Heater (Included 15x15 Inch White Door), Match 15x18 Inch White Door

Introducing the ultimate solution for endless hot water on your RV adventures — the Hillhub RV tankless water heater. This powerful propane-powered tankless water heater offers a 65,000 BTU output and can deliver up to 3.9 gallons per minute (GPM). It provides instant hot water on demand whenever you need it — whether you're showering after a long hike, washing dishes, or rinsing off sandy feet at the beach. Say goodbye to cold showers and limited hot water tanks. Designed with universal fit in mind, this tankless water heater easily replaces popular brands such as Suburban and Atwood using standard 12.8" x 12.8" cutouts. Its compact, tankless design not only saves interior space but also ensures whisper-quiet operation and anti-vibration engineering, making it ideal for smooth travel across rugged terrain. Equipped with vortex mixing and staged combustion technology, this RV instant hot water heater maintains your desired temperature from 95°F to 124°F even during water pressure fluctuations. Whether you are camping in desert heat or icy winter conditions, it delivers reliable performance year-round for every RV water heater user. For outdoor enthusiasts, the front-mounted water outlet along with the included 4.9-foot shower hose makes it easy to extend hot water access beyond your RV. This feature is perfect for rinsing gear, pets, or yourself after a day outdoors. The 6.6-foot remote controller allows adjustments from both inside and outside the vehicle, adding convenience to your hot water on demand experience. Safety is a priority with CSA certification and multi-layer protection features including flame-out shutoff, overheat protection, dry combustion shield, low-pressure startup, and automatic anti-freeze down to 42.8°F. Additionally, the built-in High Altitude Mode ensures dependable operation at elevations up to 9,800 feet, making it suitable for mountainous terrain and boondocking trips. Whether you are a full-time RVer, weekend traveler, or adventure

• 【65,000 BTU Endless Instant Hot Water】 Stop waiting for hot water. This powerful RV water heater delivers up to 3.9 gallons per minute with a 65,000 BTU output, providing instant hot water on demand wherever your RV adventure leads. Whether you're showering, washing dishes, or cleaning up after outdoor activities, the RV tankless water heater ensures stable pressure and continuous performance. Unlike traditional tank systems, RV instant hot water heater heats faster, conserves propane, and never
• 【Seamless RV Upgrade with Universal Fit】 The RV tankless water heater is designed for easy retrofitting, fitting the standard 12.8" x 12.8" opening to replace Suburban, Atwood, and most common RV hot water heater brands. With a compact and tank-free design, this upgrade maximizes your RV’s interior space while delivering powerful hot water on demand. Thanks to whisper-quiet performance and anti-vibration engineering, this RV water heater keeps your journey smooth and peaceful. Durable, efficient
• 【Front-Mounted Water Outlet】 Extend your hot water access beyond the RV interior. This outdoor RV tankless water heater includes a front-mounted water outlet and 4.9-foot shower kit — ideal for rinsing sandy feet, muddy pets, or beach gear. Whether you’re camping by the lake, tailgating, or exploring deep into the woods, this RV tankless hot water heater delivers clean, pressurized water for every outdoor moment. It's the perfect propane water heater companion for your mobile lifestyle.
• 【Precise Steady Temperature Control】 Enjoy steady, comfortable hot water wherever your RV takes you. This advanced RV tankless water heater uses vortex mixing and staged combustion to maintain your set temperature from 95°F to 124°F, even during water pressure fluctuations. Whether you're RVing in desert heat or icy winter conditions, RV propane water heater delivers reliable hot water on demand with excellent fuel efficiency. It's the ideal tankless hot water heater for full-time travel, rugged
• 【Multi-Layer Safety Protection & CSA】 The RV tankless water heater is CSA certified and built with advanced safety features, including flame-out shutoff, overheat protection, dry combustion shield, low water pressure start, and automatic anti-freeze protection down to 42.8°F. A built-in High Altitude Mode allows propane hot water heater to function reliably at elevations up to 9,800 feet, making it perfect for mountainous RV travel, boondocking, and remote outdoor adventures. Backed by U.S.-base