You can probably find spa pumps in the city you live in, you can find a store by using googles search engine. If you would prefer to order spa pumps online however, the following website would be a good place to find them http://www.spapumps.com/. You may also want to look on craigslist.com or Ebay for exceptional deals.
It is best to use both, then usually grounded, then double insulated is just OK.
The price of a spa pump will vary depending on brand, size and power required for the spa. Generally, spa pumps will cost in the region of å£40 or $70.
Double insolated cases
A double insulated tool will have a picture of a box with a second box inside.
No.
Some common problems with old spa pumps are caused by several issues. Debris can get caught up in the spa pump, it can have bad bearings, and it could have a bad seal. If it has a bad seal or bad bearing, it will be better in the long run just to buy a new pump.
Double insulated reversible button front, wrinkle free, thermometer pocket, sleeve pocket, double insulated cuffs
An electrical appliance which is double insulated does not have an earth wire fitted. The appliance is designed in such a way that the electrical parts can never come into contact with the outer casing of the device. Common double insulated appliances are hair dryers, radios and cassette players.
If you are knowledgeable about plumbing and have instructions regarding pump replacement, you can attempt the job yourself. If not, its best to call a local spa repair center to install them.
One can purchase replacement parts for a broken spa pump from Home Depot, Spa Depot, Premium Spa Parts, Spa Parts Depot, Spa Parts 123, Hot Tub Works, Swimming Pools Etc. and Pool and Spa among many more. One should also check with the manufacturer for the parts.
3 double A batteries