Vortech Plumbing & Drainage Inc
“We've had them attend several times for emergency services and they always fix the problem.”
Best Drain Cleaning Services in Duncan, BC
15 contractors listed · 10 in Duncan · 4 open 24/7 · 5 open weekends · 13 rated 4.5+
Data verified October 31, 2026
Gideon Plumbing
“Quick to react to our phone call, gave us good advice, and completed the job on the same day.”
Baker Plumbing & Renovations
“These guys know what they are doing when it comes to all plumbing jobs, the price is always fair and they are here promptly every single time we call 24/7.”
JS Plumbing & Heating Ltd
“We exclusively use the JS Plumbing team for all of our projects as we have found them to be excellent to work with.”
Griffiths Plumbing & Bathroom Renovations
“Its a treat to find young people in this day and age with his skills && honesty!!!”
Pacific Plumbing & Heating
“Always quick to help, so kind & they communicate very well so we are better able to make decisions and serve our clients.”
The 15 companies listed for Duncan, BC clear blocked drains and sewer lines. Hours, jetting and camera work, and free estimate claims come from each company's own website. Ask whether the crew that arrives owns the camera, since that decides what you learn.
Area overview: Duncan, BC
10 of the 15 contractors we list are based in Duncan; the other 5 serve Duncan from Cobble Hill (15 km), Chemainus (17 km) and Salt Spring Island (19 km). 13 of the contractors on this page have a rating, from 4.5 to 5.0 across 1,329 reviews; 4 have 50 or more reviews. 4 are open around the clock; 4 are open on Saturdays and 5 on Sundays. 4 show a licence on their websites. 5 have ten or more years of experience, the longest 25 years. 4 offer emergency call-outs; 2 offer financing or payment plans; 2 give free estimates; 3 are family- or locally-owned and 2 list coupons or special offers. We have a website on file for 13 of the contractors on this page; 11 publish a contact page; 10 list a public email and 1 takes bookings online. We count these figures across the contractors on this page; distances are straight-line, and hours and prices change, so confirm the details with the contractor before you book.
What can I learn from these companies' websites?
A website is linked by 13 of the 15 listings for Duncan. Look for two things: whether they own a jetter and a camera or hire them in, and whether they do repairs as well as cleaning. A company that only cables will be back at the same line next year.
Clemens Construction
L'Eau Flow Plumbing & Heating
“Today Dave did an amazing job getting the walk-in shower ready for the BC Marble that is going to be installed.”
Dalcon Construction
Suncraft Construction Ltd
G. Doran & Sons Plumbing and Heating
“In Shawnigan I called and 15 minutes later Rupert (35 yrs experience) arrived and fixed our problem in just under an hr.”
Maverick Mechanical Ltd
“Dave showed up right away, diagnosed the problem, gave me options and explained how each would work.”
Evenflow Plumbing Ltd.
“Even Flow is a amazing company, he has helped me with multiple situations and always been quick in fixing issues, we recently saw a leak in our copper lines and he was there the same day to fix it!”
Palomino Plumbing
“He asked questions if something wasn't clear with the job and had good ideas/solutions when we ran into any challenges.”
Pipemaster Plumbing and Drainage Ltd.
“I am so impressed and very pleased to find somebody who is very professional, reasonable and knowledgeable.”
Why these companies made our list
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