The Lineset Box™ LSB10-W rough-in box is for new construction lineset protection for all types of HVAC installations. It's easy to install and provides superior protection of refrigerant linesets and condensate drain lines. It provides a clean termination point for new construction projects and reserves the bay for the HVAC system installation. It also protects the lineset from damage during construction such as kinks that can drastically increase HVAC installation time. Diversitech LINESET BOX™ Rough-In Box, White, Domestic