The new EPIC System measures energy usage while monitoring coil performance to adjust a Pressure Independent (PI) Control Valve to optimize coil. . James is a friendly, welcoming church, and we'd love to have you join us for worship any Sunday morning. St. Custom Built Outdoor BBQ Products Since Pig Cookers / Patio Grills / Smokers / Custom BBQ Trailers · () · Proudly Made In The USA. Come and be a part of our.