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Review on Sper Scientific 840080 Differential Monometer by Joseph Morris

Revainrating 5 out of 5

. over 10 years and they are by far the best. Very well built product and can withstand.

We have been using Sper gauges for over 10 years and they are by far the best. A very well built product that can take a lot of abuse. All the different print options are good too, and the built-in timer is a must. I am glad that there is such a good quality.

Pros
  • Air Flow and Air Quality
Cons
  • Expensive