1. Selectively Demo office area and bathroom partition walls as needed to allow for plumbing and electrical rough-in work. Remove bathroom vanity, bath accessories as needed. Protect from damage for re-installation when plumbing rough-in and drywall work is completed. 2. Contractor shall provide and utilize temporary protection of the surrounding office space. Protect all surrounding spaces and areas during construction activities. 3. Provide and install Sanivite drain pump 008 with Sanialarm in the new lab space to be installed under the new sink. Follow manufacturers installation instructions. Install waste and vent lines vertically in the partition wall, and across bathroom ceiling to existing plumbing wall. Connect 1-1/2” discharge waste line and vent line into the existing DWV system. 4. Supply and install insulated pex hot and cold water supply lines from existing plumbing wall across the ceiling and into the new plumbing wall partition for the new sink. Make all connections and provide new shut off valves for the new sink. 5. Install backer as needed in partition wall for installation of new plumbing fixtures and accessories in the Lab space. 6. Add electrical receptacle for the Sanivite drain pump. (Existing electrical circuit in wall) 7. Frame and drywall to create ceiling soffit in the bathroom space to conceal all of the new plumbing lines. Install false return air grill in soffit to prevent potential freezing.
