Delta Faucets Jackson, Tennessee has used Photovac Laser as there service provider to install their newest laser welder. Delta Faucets uses Coherent Diamond K500 laser performance package integrated into a turn key indexer for parts welding. Welds are highly critical for their application, no leaks is key to a faucets longevity for years to come. After visiting Delta Faucets facilities, Photovac highly recommends their faucets for your home or office. Quality of the product, and employee excellence made me a true believer!