Blog Articles

Comparison of Low and Medium Pressure UV

DESTRUCTION OF PATHOGENS (Bacteria, Viruses, Protozoan Cysts): Both Conventional (low pressure) and Medium pressure UV will assist chlorine in disinfection including the destruction of all bacteria, viruses and protozoan cysts on a single pass. DESTRUCTION OF CHLORAMINES: Monochloramine (NH2Cl), Dichloramine

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Ozone Destruction

Sentry UV’s line of 254 nm wavelength low-pressure lamps may be used to effectively destroy residual ozone in a water treatment. As ozone destruction requires a larger dose of UV compared to standard UV disinfection applications, it is recommended that

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UV Disinfection

Sentry UV, Inc offers the most reliable and efficient UV technology available for destroying or neutralizing microorganisms in water and air-borne chemicals. With systems ranging from 75gpm gallons per minute to millions gallons per day, we offer a product line

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LP vs. MP UV Light

I’d like to take this opportunity to address one of the many issues surrounding the pool industry and UV lights.  First, all UV in not created equal and all water is not the same.  Water quality is the topic.  I

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SENTRY UV’s Introduction to Air Sterilization

Information on ultraviolet lighting for coil cleaning can be found in a recently published article in Engineered Systems magazine and this article written by Roy Underwood with Sentry Ultraviolet, Inc.  Briefly, ultraviolet radiation in the “C” wavelength range (UVC) has

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New Patent Sewage Vent

“SICK BUILDING SYNDROME” This new GREEN product from Roy Underwood, N.D. is his latest design to purify any vent that emits carbon gases that cause smells and odors. This product also eliminates pathogens coming from sewage vents that emit viruses

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What is Aquaponics?

Tracing back the history, the Aztecs 1,000 years ago have been using raft to plant their crops and let it sit on the lake.  The concept has been used again not until these days, where fishermen are trying to grow

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Chemical Free Phytophthora Bacteria Control

This bacterium has plagued plant growers for years and up until now the only option was chemicals.  Chemicals are not necessarily bad when kept in check.  However, this is very difficult to do when you have thousands of acres of

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