630 Watt CMH Double Ended DE Ceramic Metal Halide Enclosed Style Complete Grow Light System with Lamp Item Weight:19 02 Common Measurement (W x 02 Common Measurement (W x L) 12 in x 12 in Sample Item Number 2504713 Sealant Required Yes Water Protection Waterproof Width Measurement 11 1 4 in Suggested Grout Line Size N A Tile Color Finish Family White For Use with Bathroom Floors Yes Can be Used as Accent Tile Yes For Use with Fireplace Exteriors Yes Sample Available Yes Dynamic Coefficient of Friction (DCOF) N A For Use with Kitchen Backsplashes Yes For Use with Shower Floors Yes Length Measurement 11 1 4 in For Use with Shower Walls Yes Type Floor and wall Package Quantity 10 Waterproof Box storage space (cu The 630 Watt Double Ended CMH Lamp provides the full light spectrum so it can be used for both veg and bloom stages