You are purchasing one Piece of Danner PondMaster 20W UV Clarifierr Supreme # 12972 20 Watt UV Bulb 10,000 Hour Long Life Lamp 6 Month Warranty Includes Free Gloves for Handling 100% Compatible with the Danner Pondmaster 12972 Guaranteed to meet or Exceed Manufacturers Specifications UV Hot Cathode Germicidal UV Bulbs (UV-C), are low-pressure mercury arc lamps that are the most effective tool for eliminating microorganisms such as virus, bacteria, mold and yeast in the air and impurities in water. Produces UV-C (253.7 nm wavelength) radiation (harmful to eyes and skin). Specifications: PART NUMBER: 12972 FAMILY: Germicidal UVC Lamps WATTAGE: 20W AVERAGE LIFE: 10,000 Hours BASE TYPE: 4 Pin PIN PATTERN: Square Box BULB SHAPE: T-5 (T5) T5F LENGTH: 14.50 in. (357mm) FAMILY: Germicidal UVC Lamps DIAMETER: 0.61 in (15.5mm) ULTRAVIOLET OUTPUT: 3 Watts ENDS: Single End BULB FINISH: Clear BURNING POSITION: Universal Burn OUTPUT: UV-C SPECTRAL PEAK: 253.7nm This Premium Quality lamp is Manufactured by Industrial Lighting Solutions and is Guaranteed to Meet or Exceed the Original Manufacturers Specifications. The use of the Original Manufacturers Name is for Identification purposes only. The name Danner is trademarked and wholly owned by Danner.

• Effective Hours Rating: 12,000hrs - Ultraviolet Germicidal Light Bulb
• Includes Free Gloves for Handling
• Length: approx: 14.5
• Bulb Type: T5 Style Quartz Glass
• SPLIT BASE ON BOTTOM OF THE BULB -EXACT PART