Eric Hamdic from Pickering 1 review Pickering, ON Joined 2013/08/14 First Review 9/10 Product Pickering 08/14/2013 I used Newtonbrook's Retaining Wall Units and coping, along with their Garden Wall Units to create a walkway, steps and small garden. The product is extremely affordable and has withstood the hars winters successfully. This review has 1 image. Log in to view the gallery. Job Price Approximate cost of services: $500.00 Was this review helpful?