Description Oase Filtoclear Quartz Sleeves The Oase Filtoclear Quartz Sleeve insulates the lamp from the water, allowing the lamp to operate at the optimum performance. The ultraviolet lamp will remain independent of the flow of water. Quartz is extremely transparent over a wide spectral range, with a low coefficient of thermal expansion and quartz is resistant to scratching and thermal shock. Fused quartz is made form crushing and melting natural materials. The purity of quartz is paramount to the efficiency of the lamp and sleeve. For those Koi and pond enthusiasts who are not as careful at they should be we sell the Oase Filtoclear Quartz Sleeves. The Oase Filtoclear Quartz sleeves are available for the following models: Oase Filtoclear 5000 Oase Filtoclear 6000 Oase Filtoclear 12000/13000 Oase Filtoclear 16000 Oase Filtoclear 19000 Oase Filtoclear 20000/30000 Oase Filtoclear 31000
