Philips T12 fluorescent lamps provide high performance in a wide range of sizes, shapes, and types. F20T12/D ALTO 30PK. 20 watt - 24 - T12 -Medium Bi-Pin - (G13) Base- 6,500K - Initial Lumens: 960 -Design Lumens: 960 - CRI:73 - Reduced mercury content - Daylight ALTO Fluorescent Philips Light Bulb.
| Brand Name | Philips Lighting | Item Name | T12 Linear Fluorescent |
| Type | TL | Bulb Base Group | Bi-Pin |
| Designation | F20T12/D ALTO 30PK | Bulb Shape | T12 |
| Bulb Base | G13 Medium | Wattage | 20 W |
| Lumens | 1075 lm | Color Temperature | 6500 K |
| Average Life | 9000 hr | Light Color | Day Light |
| Color Rendering Index (CRI) | 79 | Voltage Rating | 805 V |
| Diameter | 26 mm | Maximum Overall Length | 609.6 mm |
| Application | General Use | UPC | 046677273286 |
