- Technologically advanced design is clearly differentiated from
short lived steel water heaters.
- It's the most durable water heater made, with a warranty to
match.
- Envirofoam™ insulation is completely free of CFC and HCFC ozone
depleting gases. Marathon leads the way in environmental friendly
manufacturing, design and operation.
- Tank comes complete with a factory installed vacuum relief
valve, ¾" brass tee and ¾" brass nipple for easy, professional
installations.
- Replaceable brass drain valve.
- All wiring run in conduit for easy control wiring.
- Seamless blow molded polybutene tank with no anode rod required
for a corrosion free life.
- High temperature, commercial-grade diptubes for greater
durability.
- The filament wound fiberglass outer tank is designed to be more
flexible and withstand more pressure than conventional tanks.
- Our unique high temperature dip tube is offset from the concave
bottom, creating a "whirlpool effect" which helps prevent sediment
build-up.
- Every tank includes 4' of pipe insulation for even greater
savings.
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