Stair Master are an American company that specialize in Gym equipment. The first Stair Master (version 5000)product was launched in 1983 and was superseded by version 6000 the following year. Nowadays these products can be put together by oneself and this is the best and cheapest method.
It is better to install a handicapped stair lift.
Check out Youtube.
One will need a pulley to install a stair lift as well as many other tools. A screwdriver, hammer, and perhaps even a stair lift kit would also be helpful in installing a stair lift.
Elliptical trainers are comparable to stair climbing machines but they offer less stress on your knees.
Stair lifts by manufacturers such AmeriGlide are said to be well favored by customers and incredibly easy to install. Electric powered stair lifts are said to be more difficult. However, battery powered stair lifts are easier for installation.
It really depends no where you live. Search google.com for "install home elevator" and include your city and state. Country Home Elevator & Stair lift installs in Missouri.
by how many steps you take
There is a video on the DIY (Do It Yourself) website which explains how one would install non slip stair treads. There are many steps to follow but they are explained clearly in the video.
The prices for stair lifts range from $1200 to $4000. The average price spent by most consumers is around $2000. This, of course, will vary depending on the type of stairs that you have. The average prices are based on straight staircases. Here is the link to a great article at stair lifts and their costs that you can take a look at: http://www.articlesbase.com/elderly-care-articles/stair-lift-price-how-much-does-stair-lifts-cost-1009388.html
To obtain more information on the price to install stair lifts in your home please visit Acorn Stairlifts ( http://usa.acornstairlifts.com/stairlifts/?source=google&adg=us&u2=stairlifts )
The average price for a Stannah stair lift is 1700 dollars. Cheaper versions sell for as low as 1200 dollars, and the higher quality stair lifts sell for up to three thousand dollars, US.
You can buy stair lifts online, but if you do your most likely going to have to install it yourself. A stair lift basically a wheelchair attached to the wall and it rolls sideways up along the wall of the stair well. They can cost a lot of money so you should try looking around first.