Video Camera Inspection Special $25 OFF! Valid until May 1st, 2018. Buying a new home and need a video camera inspection of the drain lines? This is a great idea! You can also get the video put on an SD card for future reference (additional cost). Poly-B Ltd Plumbing & Drains is there when you need him. 705-984-6249. Plumbing in Barrie. Plumbing in Orillia and all surrounding areas. Visit www.Polybplumbing.com or find us on Facebook Poly-B Plumbing.