| Whilst hydro therapy and water massage is | | | | due to the foam and yet another is to do with |
| excellent it can also be a very good idea to have | | | | the fact that this out dated design means that |
| a separate air blower for reasons that I will out | | | | only cold air from the outside of the spa is used. |
| line below. | | | | Hot Tubs that are not fully foamed are able to |
| Not only will it also be useful as an additional | | | | draw the air from inside the Jacuzzi cabinet |
| massage treatment as it bubbles and pampers | | | | thereby re-using the mechanical heat already |
| the water all around you but it is said by the | | | | generated by the pumps and related equipment. |
| medical profession that the use of an air blower | | | | The final and I guess clinching reason for many |
| will actually reduce varicose veins. | | | | manufacturers is simply that of cost. By not |
| When one gently submerges ones legs and body | | | | having an air blower they can make large savings |
| into warm water, the blood, which is a fluid of a | | | | therby making more profit by offering less |
| similar weight to water, will tend to become more | | | | features. |
| or less equal in weight. | | | | As I have outlined above it is not just a simple |
| This means that the pressure inside ones legs is | | | | question of an air blower as you do have to take |
| greatly reduced and the pulling effects of gravity | | | | into account all that intricate pipe work to the |
| on ones body are much reduced. The effect of | | | | pepper pot outlets. So if you are comparing a Hot |
| this is simply that the blood flow is increased and | | | | Tub with an Air Blower and one with out the one |
| with that comes an increased flow of nutrients. | | | | without will have cost the manufacturer |
| It has been said that it is similar to having fluffy | | | | considerably less to produce. |
| feather pillows containing warm water and having | | | | Also one can draw the conclusion that running an |
| these rolled around your torso, hips and legs. | | | | air blower in a fully foamed spa will destroy what |
| I am told that air blower therapy, was specifically | | | | ever little thermal efficiency they have. This is |
| designed by doctors to help increase the blood | | | | simply as all of the air has to be drawn in from |
| circulation in veins that are contained in the skin, | | | | the outside of the Hot Tub cabinet and this is of |
| legs and feet. | | | | course colder than the water temperature in the |
| A Hot Tub with a separate air blower does | | | | Hot Tub. |
| considerably help to reduce varicose veins. | | | | In the winter season, these outdated designs can |
| I know many users of Hot Tubs where their | | | | make the water temperature fall so that the |
| varicose veins have much reduced after they | | | | heater is simply unable to keep up. |
| have started using the air blower on their Jacuzzi. | | | | In the more modern designed Hot Tubs that are |
| However many Hot Tubs do not come with an | | | | not fully foamed the air pump is located within an |
| air blower and when comparing models this is | | | | insulated area so that the mechanical heat |
| something to take into account as an Air blower | | | | generated from the jet pumps is naturally |
| will add to the cost. | | | | warming the air. |
| This takes us on to how a Hot Tub Spa is made | | | | In these circumstances some times when you |
| as some are fully foamed which in my view is an | | | | use the air blower you lose very little if any heat. |
| out of date form of construction. | | | | The air coming in is usually at or close to the |
| The Shell can be foamed but not the contents of | | | | same temperature or even sometimes slightly |
| the whole spa cabinet. If the whole interior cabinet | | | | warmer than the water in the Hot Tub. . |
| is foamed then it is very hard to fix or find a leak | | | | Obviously one cannot continue to always draw |
| should one occur. This is known as a fully foamed | | | | warm air as after a little while the air temperature |
| spa. | | | | inside the Hot Tub cabinet will start to drop. |
| In many fully foamed spas you often find that | | | | After a reasonable time span perhaps 15 to 20 |
| they do not offer separate air blowers and of | | | | minutes, the air will start to turn cold, but by then |
| course it is not just one air blower we are talking | | | | of course you would have stopped using the air |
| about as the air blower is piped to some 10 to 20 | | | | blower. |
| or more "pepper pot" style outlet Jets involving | | | | So when you as the potential customer ask the |
| some intricate pipe work. | | | | salesman "What is the purpose of an air blower?" |
| One reason is that with a fully foamed spa the | | | | you will probably be better informed than the |
| space to position the air blower may be limited | | | | sales person. |