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2. Sump pump - Wikipedia

   en.wikipedia.org/wiki/Sump_pump

   Alternative sump pump systems can be driven by municipal water pressure. Water-powered ejector pumps have a separate pump, float and check valve. [4] The float controlling a backup pump is mounted in the sump pit above the normal high water mark. Under normal conditions, the main electric powered sump pump will handle all the pumping duties.

3. Basement waterproofing - Wikipedia

   en.wikipedia.org/wiki/Basement_waterproofing

   The drainage system collects any water entering the basement and drains it to an internally placed sump pump system, which will then pump the water out of the basement. The Federal Emergency Management Agency (FEMA) recommends basement waterproofing with a water alarm and "battery-operated backup pump" as a preventive measure against the high ...

4. Water damage - Wikipedia

   en.wikipedia.org/wiki/Water_damage

   An insurance policy may or may not cover the costs associated with water damage and the process of water damage restoration. While a common cause of residential water damage is often the failure of a sump pump, many homeowner's insurance policies do not cover the associated costs without an addendum which adds to the monthly premium of the policy.

5. Guide to homeowners insurance - AOL

   www.aol.com/finance/guide-homeowners-insurance...

   It may also cover sump pump failures, which could cause water to back up into the basement. Identity theft coverage : This endorsement may help pay for the costs of recovering your identity after ...

6. Pumping station - Wikipedia

   en.wikipedia.org/wiki/Pumping_station

   Redundancy is built into the system so that in the event that any one pump is out of service, the remaining pump or pumps will handle the designed flow. The storage volume of the wet well between the "pump on" and "pump off" settings is designed to minimize pump starts and stops, but is not so long a retention time as to allow the sewage in the ...

7. Backup Power's Cost to Renewable Energy - AOL

   www.aol.com/news/2012-01-09-backup-powers-cost...

   In the case studied in Nevada, the analysis showed backup generation costs utilities $3 to $8 per MWhr, or $0.003 to $0.008 per kWhr. This is something that should be considered when looking at ...