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case study: retrofit- blockbuster entertainment, texas
Blockbuster Entertainment had made a decision to move forward with retrofitting their existing 1000W metal halide fixtures with T5 fluorescent technology. They had made the decision to move to T5 fluorescents sighting safety as the main reason. Over the previous few years, they had experienced three situations where a metal halide lamp had exploded and rained hot glass fragments down onto corrugated material which proceeded to start to smolder. Even though no major damage was caused, they felt the cost to retrofit to a safer light fixture was a wise decision. They also were able to increase light levels by retrofitting (1) 1000W metal halide fixture with (2) 6 Lamp T5 fixtures while decreasing energy consumption by over 35%.


case study: retrofit- blockbuster entertainment, texas
Type of Operation Distribution Center
Square Footage 70,000
Hours of Operation 7 Days/Wk, 24 Hrs/Day
Cost / Kilowatt $ 0.065
Competing Fixture 400W Metal Halide
Installed Fixture 4 Lamp T5 HO
Quantity of Fixtures 1260
Mounting Height 38’
Retrofit Project Cost $295,000
Annual Energy Savings $189,000
Energy Rebate $35,000
Project Payback 1.40 Years