http://www.review-usa.org/ Recent bookmarks posted to Review USA 60 http://www.review-usa.org/history/446006-delta-t-ltd/ Delta t Limited is a manufacturer of the DELTATWIST® Heat Exchanger Tube whose patented twisted tube technology can produce as much as twice the heat transfer per unit of length as well as turbulent flow in both the inner and outer fluid. ikm2 Wed, 19 Dec 2007 14:07:36 +0000 Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array Array