Best Tankless Water Heaters Top of the Line Brands, Amazing Prices

The Rheem liquid propane tankless water heater for outdoor use (model: RTG66XPOB) is designed to supply 2 to 3 bathroom homes an endless supply of hot water without the complex installation and venting requirements needed with the indoor models. The RTG66XP tankless water heater is powered by liquid propane, which tends to be more efficient and cheaper to operate than their electric counterparts. This unit features a remote control that gives you the ability to fine tune your water temperature to taste without ever leaving the comfort of your home. Complete with intelligent electronic controls, the unit is designed to increase energy efficiency as well as safety. Temperature Increase / Gallons Per Minute: Flow Rate at 35°F Rise: 8.4 gpm Flow Rate at 45°F Rise: 6.6 gpm Flow Rate at 50°F Rise: 5.9 gpm Flow Rate at 60°F Rise: 4.9 gpm Flow Rate at 70°F Rise: 4.2 gpm Flow Rate at 77°F Rise: 4.0 gpm Flow Rate at 80°F Rise: 3.6 gpm Flow Rate at 90°F Rise: 3.3 gpm Flow Rate at 100°F Rise: 2.9 gpm Warning: This water heater is not suitable for use in manufactured (mobile) homes!

The Rheem RTG-53DVN direct vent natural gas tankless water heater supplies 1-2 major hot water applications at a time. Unit can be vented either through the wall or roof and can be connected in series to increase hot water flow. The RTG-53DVN can supply 5.3 gallons per minute of hot water at a 45 degree temperature rise. It requires a 3" stainless steel exhaust vent and with the direct vent, is able to pull in air through an intake vent (can be PVC, aluminum flex, etc.) to eliminate the combustion air requirements. This tankless water heater carries a 10 year limited warranty on the heat exchanger and a 3 year limited warranty on parts. The ignition is electronic and the unit comes with a 120V power cord. The Rheem RTG-53DVN model differs from the 53PVN model in that this unit requires a 2nd hose pulling air in from the outside. The RTG-53PVN model offers and internal combustion air setting and does not require external air or the 2nd hose to the outside. This model can be linked with another RTG-53DV in series with the EZ-Link cable (RTG-20040) for high demand applications as the two units would operate as one with double the water flow. When 3 to 20 units are connected in series a manifold controller, cables and/or control boards are required. This model only accepts 3/5" concentric stainless steel venting. Heating Capacity: 90° F rise @ 2.6 gpm 80° F rise @ 3.0 gpm 70° F rise @ 3.4 gpm 60° F rise @ 3.9 gpm 50° F rise @ 4.7 gpm 45° F rise @ 5.3 gpm Warning: This water heater is not suitable for use in manufactured (mobile) homes!

AquaStar 2400ES-NG-RE Factory-Reconditioned 2400ES Natural Gas Tankless Water Heater. Delivers over 6 gallons per minute - enough to run two showers at once. Direct vent room-sealed combustion. Built-in power vent allows for vertical or horizontal venting. Provides ENDLESS supply of hot water. Saves up to 50% off utility costs. Electronic ignition plugs into 120V (no standing pilot). Space saving size and weighs only 67 pounds. Remote thermostat (TSTAT2) available to digitally control output temperature. IMPORTANT: Model AQ3ES vent kit is suggested for horizontal venting. Outdoor installation kit Model AQOK available for approved climates. 2400ES-NG models installed above 4500' elevation must have an FD# of 887 or greater. This can be found on the side of the shipping Box. 12-year warranty on the heat exchanger - 2 years on parts. This item may ship in the original manufacturer's packaging.

"Rheem RTG-66DVN Direct Vent Natural Gas Tankless Water Heater for 2-3 Bathroom Homes. 6.6 gpm at a 45

"Rheem RTG-66DVP Direct Vent Liquid Propane Tankless Water Heater for 2-3 Bathroom Homes. 6.6 gpm at a 45

Efficient water heater:

Stiebel Eltron Tempra 29 Plus Electric Tankless Water Heater The Tempra Plus is the most technologically advanced tankless water heater available on the market today. The Tempra series has been redesigned completely inside and out - upgraded heavy-duty electronics, a simple single flow sensor design, a hinged cover for easy access, and Advanced Flow Control for the Tempra Plus. Welcome to the next generation of German quality. The Tempra has several advantages over a gas-type tankless water heater. Compared to many similar gas tankless models the Tempra is less expensive to purchase. Installation is also much simpler and cheaper since it is not necessary to vent a Tempra to the outside. Stiebel Eltron Tempra 29 Plus Electric Tankless Water Heater Features:

With the Rheem Tankless Water Heater RTG53XP, showers start hot and stay hot for as long as the shower is running, plus the system is much smaller than normal tank water heaters and uses much less energy. The Rheem RTG53XP tankless hot water heater is an Outdoor unit powered by Liquid Propane that turns on when you open a hot water faucet and turns off when you close the faucet, so the energy consumed is only for the hot water being used. Since there is no storage of hot water and thus no constant heating and re-heating of stored hot water, you're not wasting energy heating water when you don't need it. Key features include: 5.3 gpm at a 45ºF temperature rise; electronic ignition to increase efficiency; remote control thermostat; digital temperature display; built-in electric blower to force exhaust gas outside; environmentally friendly low NOx burner; and a 3-year limited warranty on parts (10 years on heat exchanger.) The Rheem Tankless Water Heater RTG53XP is a revolution in home water heating that provides instant gratification with the satisfaction of being environmentally friendly and cost efficient at the same time! This model only accepts 3/5 concentric stainless steel venting.Temperature Increase / Gallons Per Minute:Flow Rate at 45ºF Rise: 5.3 gpm Flow Rate at 60ºF Rise: 3.9 gpm Flow Rate at 70ºF Rise: 3.4 gpm Flow Rate at 80ºF Rise: 3.0 gpm Flow Rate at 90ºF Rise: 2.6 gpm Warning: This water heater is not suitable for use in manufactured (mobile) homes!

Bosch RP27PT Powerstream Pro Electric Tankless Water Heater Ideal for replacing your electric storage tank water heater. The Powerstream Pro RP17PT & RP27PT electric whole house tankless water heaters are compact and powerful and can installed virtually anywhere inside the home.Advantages include endless hot water, reduced electricity costs and substantial space savings. Designed to replace a 40-gallon electric tank. The RP27PT Powerstream Pro electric tankless water heater is built to last. It has solid copper heat exchangers and brass fittings. A thermal cut-out switch provides an excellent safety measure and ensures that the heating elements will not need replacement, as they do with many other electric tankless water heaters. This small unit can be installed virtually anywhere in the home and, of course, produce an endless supply of hot water. Bosch RP27PT Powerstream Pro Electric Tankless Water Heater Features:

Rheem Tankless Water Heater RTG-53DVP-1, Direct Vent Rheem tankless water heaters combine new technology and functionality in an innovative way to heat water. The result - you now have a greater choice of award-winning Rheem products designed to give you comfort. Our tankless water heaters are designed to enhance your lifestyle, utilize advanced technology for energy efficiency, and supply a continuous flow of low cost hot water whenever and wherever you need it. "Easy as 1-2-3" Tankless Selection If your home has 1 bathroom, a Rheem tankless RTG2-42 series water heater should provide an ample supply of continuous hot water. If your home has 1-2 bathrooms, you should consider a Rheem RTG-53 series water heater. For up to 3 bathroom homes, the larger RTG-74 series water heater should be selected. For homes with more than 3 bathrooms, large volume demands for hot water, or hot water circulating systems, you should choose our GT-199 heavy-duty water heater. In some applications, the heavy-duty tankless water heaters are linked together in a manifold configuration to meet the higher volume demands for continuous hot water. In fact, up to 20 heavy-duty models can be linked together to work as one water heating system where only one remote control and manifold controller are required - a Rheem exclusive. Other installation options are available, plus all tankless installations are now easily expandable by utilizing Rheem's EZ-Link system. Rheem Tankless Water Heater RTG-53DVP-1, Direct Vent Features:

Rheem Tankless Water Heater RTG-53DVN-1, Direct Vent Rheem tankless water heaters combine new technology and functionality in an innovative way to heat water. The result - you now have a greater choice of award-winning Rheem products designed to give you comfort. Our tankless water heaters are designed to enhance your lifestyle, utilize advanced technology for energy efficiency, and supply a continuous flow of low cost hot water whenever and wherever you need it. "Easy as 1-2-3" Tankless Selection If your home has 1 bathroom, a Rheem tankless RTG2-42 series water heater should provide an ample supply of continuous hot water. If your home has 1-2 bathrooms, you should consider a Rheem RTG-53 series water heater. For up to 3 bathroom homes, the larger RTG-74 series water heater should be selected. For homes with more than 3 bathrooms, large volume demands for hot water, or hot water circulating systems, you should choose our GT-199 heavy-duty water heater. In some applications, the heavy-duty tankless water heaters are linked together in a manifold configuration to meet the higher volume demands for continuous hot water. In fact, up to 20 heavy-duty models can be linked together to work as one water heating system where only one remote control and manifold controller are required - a Rheem exclusive. Other installation options are available, plus all tankless installations are now easily expandable by utilizing Rheem's EZ-Link system. Rheem Tankless Water Heater RTG-53DVN-1, Direct Vent Features:

"PowerStar AE125 AE125 Whole House Electric Tankless Water Heater. 94% efficiency rating. Durable poly heating elements. Electronic flow switch. 3/4"" brass NPT fittings. External temperature control knob. Activation rates of .8 gallons per minute. Filter screen on inlet. Thermal cut-out for safety. Flow sensor to provide a constant output temperature. Provides an ENDLESS supply of hot water. Weighs less than 25 pounds and fits virtually anywhere. No temperature/pressure relief valve necessary (check local codes). 10-year warranty on heat exchanger - 1 year on parts. UL approved"