A spa cover can support on average up to 300 pounds. However, I would not recommend testing this, as your results could clearly be negative. If you get snow or rain on your spa cover it should be fine, but if there gets to be a huge bowl in it, you should make sure to remove it so as not to rip the cover.
If you live near trees or places that have a large amount of snow fall, it may be necessary to own a spa cover. Given the recent dust storm in Phoenix, you may also want to avoid a muddy spa by owning a spa cover.
The Pritikin Spa follows their weight loss plan, so at their spa they do typically have a majority of healthy foods. They aren't so much diet foods, but foods that are more healthy for your body and help you lose weight, but often do still taste good.
Consumers consider different things when looking for a spa cover; some want an inexpensive cover and some want a top-of-the line high-quality cover. If you are looking for a top-of-the-line cover, some popular brands include Spa Cap, CoverMate and Cover Valet.
You can buy spa cover lifts online at various different locations. These include but are not limited to Jacuzzi Direct, Pool & Spa Center and Splash Spas.
There are several companies that offer spa covers that are anti-microbial. The anti-microbial helps prevent rust and corrosion of the spa cover to get more years of use out of your cover.
The cheapest spa cover that I was able to find is Blue Wave Low Mount Cover Lift which is sold for approximately $45 and up. This particular cover can be purchased through Amazon, Sears and K-Mart.
What manufacturers make spa covers? spacoverbuydirect.com is said to be the most king lasting spa cover you can buy, you can get a 5-year warranty and free shipping.
If I owned a spa/Winery in Tuscany Italy....How much would I make a year?
You are probably not going to remove the "stain" from the cover. It has been bleached of all pigment.
Hot tub cover lifters can be purchased in person at store specializing in hot tub sales. Online they can be purchased from websites such as: TheCoverGuy, HotTubCoversCanada, and HotTubChemicals.
About 9171 pounds if the water is at 4C, a little less if the water is hot. You did not give the weight of the empty spa so you would have to add that to the weight of the water provided.
Various options are available with a Spa Management degree. You can focus on Spa Design, be a personal services consultant, be a general spa manager, do spa marketing and promotions and much more.