Submersible UV-C lamps have a big advantage compared to conventional UV-C units: no pressure loss.
Stable UV-C Radiation High Output 16000 Hours UV Light Bulb
ProDrum with XClear UV-C Submersible Amalgam
Paramount Recalls Trident Ultraviolet Sanitation Systems for Pools
Products Archive - Maskam Water
Emaux Nano Tech UV disinfection system for pools
Products - Maskam Water
UV-C Inbouwmodule 40W Amalgaam
UV-C for Swimming Pools - EarthSmart
Crafted from the highest quality material Perfect for outdoor and indoor use Made in the USA
Aquam Water Treatment Drops 1 Oz
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S40-IMM Immersion Style