Wednesday, August 11, 2010

Wrapping it up

On Monday a plumber and I replaced an ailing hot water tank with a new electric tank, and super-wrapped it.

No, it wasn't a Christmas gift, although the money the homeowner will save will be enough to add a gift or two under the tree every year.

What we did was to make that new tank significantly more energy efficient, especially compared to the old tank. In fact research reveals that super-insulating a tank will make it nearly as efficient as a "water-on-demand" heater! Not only is this method considerably less expensive than a water-on-demand heater one does not need natural gas or propane, thus reducing pollution, greenhouse gases, and the expense and danger associated with gas.

The most neglected part of insulating a hot water tank is that many of them sit on uninsulated, cold (and often damp) basement floors. Heat from the tank radiates in all directions, including down into that slab and, beyond it, mother earth. We put an R-10 barrier underneath the new tank, resulting in considerable energy savings right there. And the cost to do so was only about $15.

We finished off the project by insulating both the hot and cold water pipes going into the tank since those pipes otherwise radiate a lot of heat.

The total cost of super-wrapping a tank is only $200, including labour. Smart homeowners and renters can do it for half this price, saving that cost, and more, every year.

Wrapping it up. A great gift to oneself, and the planet!

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