Vertical pipe replacements for multi-unit buildings — planned for minimal disruption. Licensed, insured, and available on your schedule.

Aging risers are one of the most common — and most disruptive — problems in multi-unit buildings. Demir Mechanical & Construction specializes in riser replacement and renovation, upgrading the vertical plumbing lines that serve every floor. We plan and execute each project to minimize downtime for residents while ensuring full code compliance and long-term reliability.
Our licensed technicians serve Toronto, North York, Scarborough, Etobicoke, Vaughan, Markham, Richmond Hill and the wider GTA. We arrive prepared, work clean, and stand behind every job. Protect your building's value with risers built to last.
Tell us what's going on — by phone or the request form. Emergencies are answered 24/7.
A licensed technician inspects the problem and gives you an upfront price before work begins.
We complete the work to Ontario code with quality parts, the first time.
We leave your space clean and stand behind the work after we're gone.
Free estimates on installations and renovations. Emergency service around the clock.