Best 40 Gallon Hot Water Heaters Reviews & Buyer’s Guide
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Top 10 Best 40 Gallon Hot Water Heaters Review
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Best 10 40 Gallon Hot Water Heaters Buying Guide
Bestseller No. 1
Excel Pro Tankless Gas Water Heater NATURAL GAS 6.6 GPM Whole House and for Hydronic heating Compare to Rinnai, Rheem,Noritz, Bosch FREE FLUE KIT
- Certified for Installation in Manufactured (Mobile) Homes Pure Copper Heat Exchanger
- NATURAL GAS - European Model - Digital Display is in Celsius
- Delivers 6.6 gpm of hot water with a 35°F Instant Temperature Rise (Equivalent to 5.5gpm with a 45F temp Rise)
- Modulates heat output in response to the flow rate of water running through the unit.
- Power vented directly vertically (rooftop) or sideways (wall) via Stainless Steel CAT III Flue 3.5" Diameter Included (20")
SaleBestseller No. 2
EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology
- ECOSMART tankless water heaters are 99.8-percent energy efficient.Uniform Energy Factor:0.98
- Save up to 60-percent on your water heating cost with an ECOSMART electric tankless water heater
- Never run out of hot water with an ECOSMART tankless water heater
- Patented Self Modulating Technology and design
- Lifetime warranty
Bestseller No. 3
Rheem RTEX-18 18kW 240V Electric Tankless Water Heater, small, Gray
- External digital thermostatic control with LED display (+/1 degree accuracy)
- Threaded for easy replacement, simple installation, digital temperature display
- Durable Copper immersion two heating elements, field Serviceable. Flow Rate- up to 4.4 GPM
- Simple installation – bottom 3/4 inch NPT water connections
- Most advanced self-modulation, adjust power to meet hot water demand
Bestseller No. 4
HOT WATER TANK HEATER INSULATION JACKET DIY 'PREMIUM' KIT :ENERGY SAVING REFLECTIVE FOIL FITS 40 GALLON/180 LITRES. MANUFACTURER OF THIS KIT FOR 27 YEARS. EXCLUSIVELY SOLD BY 'JR GLOBAL SALES' ONLY
- Complete Kit is 'Fire Rated'. No 'Foam' Spacers (fire hazard),No Fiberglass. Non-Toxic,No Carcinogenics,No Fibers,'Class 1/Class A' Fire Rating.Suitable for both Gas and Electric Hot Water Tanks.
- The Reflective Foil used in this Kit is Commercial Grade. It has been certified and tested to not give off dangerous toxins when heated. It is also Fire Rated. This is not your typical Reflective Foil you would buy in your local Hardware Store. Buyer beware. Sold only by JR Global Sales
- EXCLUSIVELY Sold by JR Global Sales 'ONLY'. ORIGINAL MANUFACTURES OF THIS KIT FOR 27 YEARS. Any other Sellers advertising this same product here are sending another 'totally' different product that may not be 'Tested' or 'Fire Rated' for safety. PLEASE BE AWARE.
- Patented Reflective Foil Stops 97% of Radiant Heat Loss and helps maintain standby water temperature.Original Manufacturer of this Kit for 27 years.Average Consumer Payback is 6-12 months. Improves the Energy Efficiency of your home.
- DO-IT-YOURSELF Complete Kit comes with: Foil Body(48" height x 76" circumference),Foil Spacers, Foil Tape. Easy to follow Instructions.Comes complete with all material and step-by-step instructions. Tools required,Tape Measure,Utility Knife/Scissors and Straight edge.Lightweight,clean,easy to install.ALSO AVAILABLE IN OUR 50-60 Gallon DIY KIT.
SaleBestseller No. 5
Bradford White BWC RE340S6-1NCWW 40GAL 240V
- The package width of the product is 30 inches
- Protective magnesium anode rod provides added protection against corrosion for long trouble free service
- The package height of the product is 60 inches
- The package length of the product is 30 inches
Bestseller No. 6
Corro-Protec CP-R Water Heater Powered Titanium Anode Rod (40-89 Gallon Tank) - Eliminate Odor (Sulfur/rotten egg smell), Corrosion and Reduce Limescale
- ENERGY EFFICIENT DESIGN – By reducing mineral accumulation on the tank it can help improve the water quality while reducing stress on the tank to reduce energy costs.
- SAY GOODBYE TO ODORS – Eliminate your water heat odor problem by removing the rotten egg smell caused by hydrogen sulfide with our advanced powered anode rod.
- NORTH AMERICAN QUALITY – Manufactured right here in North America, our hot water heater anode rod not only extends the life of your tank but is backed by a 20-year warranty.
- PERMANENT CORROSION PROTECTION – Designed to replace your 40-89-gallon water heater’s hex head anode rod, it can help defend against any level of water hardness.
- QUICK AND EASY INSTALLATION – We’ve included an easy-to-follow paper and step-by-step online PDF instructions to make installing your anode rod much easier.
Bestseller No. 7
Bradford White 40 Gallon Natural Gas Water Heater #RG240T6N
- Bradford White ICON System
- Factory-Installed Hydrojet Total Performance System
- Advanced ScreenLok Technology Flame Arrestor Design
- Resettable Thermal Switch
Bestseller No. 8
A.O. Smith ENS-40 ProMax Short Electric Water Heater, 40 gal
- Durable, tamper-resistant brass drain valve
- Dynaclean diffuser dip tube helps reduce lime and sediment buildup while maximizing hot water output; made from long-lasting PEX cross-linked polymer
- Meets all current regulations set forth by the National Appliance Energy Conservation Act (NAECA)
- Permaglas glass coating protects steel tank from corrosion and maximizes tank life
- CoreGard anode rode aluminum anode with stainless steel core protects tank against corrosion longer than ordinary steel anodes
SaleBestseller No. 9
Camco Gas Water Heater Stand Kit - Constructed with 18 Gauge Galvanized Sheet Metal | Holds Up to 50 Gallon Water Heaters with a Diameter of 22" or Less - (11231)
- Minimal assembly required
- Fits up to a 50 gallon water heater
- 21" x 21" x 18"
- Constructed of galvanized steel
- For use with most residential water heaters
SaleBestseller No. 10
Rinnai V65IN Tankless Water Heater, Large, V65iN-Natural Gas/6.5 GPM
- Control-R 2.0 mobile app features timers and schedules throughout the day and allows you to remotely put the system into vacation mode.
- Residential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)
- Up to 6.5 GPM hot water flow rate (varies by groundwater temp)
- Endless hot water for your entire home
- V65iN HE High Efficiency Tankless Hot Water Heater - Natural Gas: Indoor Installation Only