Hortilux DE Ceramic High Pressure Sodium BulbsEye Hortilux DE Ceramic HPS 1000W The most unique grow lamp on the market, the Ceramic HPS, is now available in a double ended version. The heavy red spectrum produces a bright white light that plants thrive. Ceramic HPS produces high quality yields and healthy vibrant plants ready for multiple harvests! Ceramic HPS is not your standard HPS light. A typical HPS light produces an orange light with a narrow spectral distribution. The Ceramic HPS