NEPTUN lighting products are an environmentally sound and green decision for lighting installations. Manufactured in the U.S.A., NEPTUN products are excellent for the home or business, for both indoor and outdoor applications. At Heartland Light Bulbs, we offer LED vapor-tight linear fixtures measuring 48 inches in length at competitively low prices. Choose NEPTUN 48-inch LED vapor-tight linear fixtures for canopies, covered walkways, parking garages, stairwells and security lighting. The LED-VPT Series fixture features excellent optics for increased visibility and security, and it evenly illuminates intended areas for up to an incredible 100,000 hours. Replace existing vapor-tight fluorescent-style fixtures up to 140 watts. Experience up to 15 years of maintenance-free operation, not to mention a five-year warranty on the complete fixture!