GE/TUNGSRAM - T12 G13 Cap 20W 3100K WARM WHITE / PLANT & AQUARIUM 49891 – MADE IN US GE/Tungsram plant and aquarium fluorescent bulbs highlight the natural beauty and color of aquatic life and plants.

They are specially designed to promote growth and flowering of plants and aquatic vegetation.

Passes TCLP, which can lower disposal costs. 1.5 inch diameter T12 with medium bi-pin ,G13 base and 48 inches long.

Contains a combination of phosphors that produce light rich in reds and blues.