no ozone filter UV tube and pipe the contrary, 253.7% through the ultraviolet wavelength, and there is no ozone UV germicidal lights of the main materials, widely used in medical equipment, water, food and health sterilization; Quartz casing diameter in the range of between 8-120mm a single opening, double-speak, round-ended, the top-shape and expanding, necking, flanging, sanding and other processing, with heat-resistance, corrosion resistance, good transmittance and moisture-proof, explosion-proof characteristics, Aquarium widely used in thermostats, sterilization equipment, heating control, water treatment, metal halide lamp products manufacturing and environmental protection, sanitation, chemical sectors