Industrial Projects Okanogan PUD offers incentives for energy efficiency custom industrial projects from refrigeration upgrades to fast acting industrial fork lift doors. We have engineers available to answer any questions on possible energy saving projects. 509-422-8428. Conservation Loans To encourage and promote the use of energy-efficient products,services and technologies we offer conservation loans to qualified customers for the purchase and/or installation of certain conservation measures. Commercial Lighting We offer a lighting program for our industrial customers to: upgrade existing fixtures to energy efficient lighting, and/or upgrade proposed baseline new construction lighting to more energy efficient lighting.