The Sunmaster 400w Metal Halide Full Nova Bulb is a balanced spectrum MH lamp that operates on HPS ballasts. The Sunmaster 400w MH Full Nova lamp promotes strong flowering and thick vegetative growth, and emits a glow that replicates sunlight. The Sunmast

Your clear choice for HID lamps that provide long-lasting and reliable operation is Xtrasun. Our Xtrasun Metal Halide (MH) lamps are engineered specifically for use with both magnetic and electronic ballasts. Available in your choice of 4200° Kelvin (Natu