And the reviews are in: "The R20 not only earned a perfect score, it was able to exceed 300 feet at the maximum breathing rate while maintaining a work of breathing of only 1.0 joule per liter - an outstanding achievement ..." -Scuba Diving
Rating: IST R-20
Reviewer: Martin C., - View all my reviews
Great regulator for the price. Earned scuba labs best pick award.
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Questions and Answers for IST R20 Regulator:
Buying a regulator for my Son....I used various over the years..But like the Genesis 2000 the best of any...The Son would like something different...thinks he would want the IST R20 or Aqualung titan....which would be the the one for him to get/use....
Bob (Certified Scuba Instructor at Scuba.com)
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2 High pressure ports
4 low pressure ports
Comfortable black silicone mouth piece
Oval exhaust diaphragm creates a tight seal and easy breathing
Polymer resin 2nd stage reduces jaw discomfort by being lighter
High flow 2nd stage hose
Balanced first stage
Brass heat exchanger - specifically designed to prevent freezing