Knox Plumbing and Heating Plumbing 📍 110b Lebreton St N, Ottawa, Ottawa, ON, Canada Phone: +1-613-894-2000 Website Google reviews All pros Customer reviews No reviews yet. Be the first! Write a review Leave empty Your name Rating -- 5 stars 4 stars 3 stars 2 stars 1 star Your review Submit review Reviews are published after moderation.