Disaster Recovery

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  Battery Air Pump

  Battery-powered air pumps can be very cost effect ways for providing aeration and water current to your tanks. I happen to have the Penn-Plax "Silent Air" Model B11 which uses two D batteries.

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  Battery Backup Unit

  Pictured here are two 2800 KVA Battery Backup Units commonly called Uninterruptable Power Supply or UPS.

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  DC/AC Power Converter

  DC/AC power converters (sometimes called "inverters") are inexpensive and flexible devices often overlooked by reef hobbyist.