Newtowne Hyperbarics has been making mild hyperbaric chamber for house and clinical use for coarsely 20 year. All of the parts to their chambers are built in the USA and have a 2 year warranty. In my warn these are the best built chamber in the puff. Their class 4 chamber has been in the region of past the exception and has withstood the test of period. There chambers have a 100% safety photo album and are built to last for many years. In my year of inspecting and brokering the sales of used chambers these chamber are not single-handedly the best built but have the best resale value. The materials that are used in this chamber are future in all aspect of serene hyperbaric chambers. This chamber is far and wide and wide higher in all way than their counterpart that is three period the cost. Let me begin taking into consideration the hypoallergenic vinyl material the thickness is amazing, the gage is much thicker than any competition in the promote. You can visually see and envir