Dayton Plumbing Services Ltd

Company Facts

Dayton Plumbing Services Ltd at a Glance

By the numbers

Google rating

4.7out of 5

Customer reviews

158on Google

Rating and review count pulled from Google on September 27, 2026.

What We Like

• 4.7 from 158 reviews on its Google Business Profile, read September 27, 2026
• Drainage specialisms including backwater valves and roof drains, not just fixture work
• Hours published as 24 hours, seven days, with emergency response offered
• Handles both residential and ongoing commercial maintenance
• Central Toronto base with a service map reaching across the GTA

Things to Consider

• After-hours and emergency call-out pricing is not published, so confirm rates when booking
• Visible reviews describe smaller jobs, with less detail on large sewer or stack replacements
• The listed service area stretches from Whitby to Oakville, which may affect scheduling for non-urgent visits

Google rating

4.7

Based on 158 Google reviews

Review data updated September 27, 2026

View on Google Maps →

Rating Distribution

• 5 stars88%
• 4 stars4%
• 3 stars1%
• 1 star7%

Older Toronto housing stock creates a fairly predictable set of plumbing problems, and the service list here maps onto them closely. Clay sewer laterals with root intrusion, cast iron stacks reaching the end of their life, basements that take on water when a summer storm overwhelms the combined sewer, flat roofs where the drain has silted up. Dayton Plumbing Services Ltd covers drain and sewer cleaning, backwater valve service, roof drain installation, leak detection and pipe repair, along with the more everyday bathroom and kitchen fixture work that most households call about first.

Backwater valves deserve a mention because they sit at the intersection of plumbing and municipal policy. The City of Toronto has run a basement flooding protection subsidy that can offset part of the cost of a valve, a sump pump or a severed storm connection, and installations generally need a plumbing permit and inspection because the valve is cut into the building drain. That means excavation inside the basement floor, a pit, concrete work and restoration afterwards. Any company quoting on this should be clear about who pulls the permit, whether the concrete patch is included, and how the paperwork for a subsidy application gets handled. Worth asking directly rather than assuming.

The commercial side is presented as maintenance support as well as repair, which tends to mean scheduled drain cleaning for restaurants and retail, grease line attention, and roof drain checks before freeze-up. Property managers of low-rise commercial buildings and small apartment blocks are the natural fit. So are landlords who would rather have one number for a tenant call at two in the morning than start searching each time. Published hours show 24 hours every day of the week, and the company says emergency response is available, though as with any round-the-clock plumbing service the sensible question is whether the after-hours call carries a premium rate and how the first hour is billed.

A 4.7 average from 158 reviews on the Google Business Profile, read on September 27, 2026, is a respectable figure at that volume. Reviews visible on the company's own site describe a late-night callout, a vanity and faucet installation where the old unit was hauled away, and an unusual retrieval job from a sink drain. Those are small-scale accounts rather than evidence of how a large sewer replacement goes, so if your job is a full lateral dig or a stack replacement in a semi, ask to speak to a past customer with a comparable scope. Any established drainage firm should be able to point to one.

The firm describes itself as licensed and insured with over 20 years behind it. In Ontario that ordinarily means a licensed plumber holding the 306A certificate of qualification, and for drain and sewer work on the municipal side a City of Toronto drain contractor licence is typically required. Asking for the licence number and a certificate of insurance before work starts is routine, not rude, and a company set up for commercial contracts will have both to hand.

On location, the Glen Rd address puts the business in the Rosedale and North St James Town area, close to the Bloor and Sherbourne corridor and within easy reach of the downtown core, Riverdale, Leaside and the Annex. The listed service map is much wider, stretching east to Whitby and west to Oakville, which is broad enough that travel time on a GTA weekday could shape how quickly a non-urgent visit gets slotted in. For an emergency in the central city, the base location works in your favour. Dayton Plumbing Services Ltd also runs discount and outreach programs under a FlowNation banner, which is unusual for a plumbing company and may be worth asking about if you fall into an eligible group.

Compared with the alternatives in this market, the choice generally sits between large franchise operations with dispatch centres and flat-rate books, and mid-sized independents that keep their own crews. This one reads as the latter, with enough service breadth to handle drainage as well as fixtures. If you want a fixed price quoted before any work begins, say so at booking, and get the scope in writing before the saw hits the concrete.

About This Business Profile

Last reviewed

September 2026

Profile last updated

September 27, 2026

Google review data updated

September 27, 2026

Reviewed by

Dana Whitfield, Senior editor, home services

Sources checked

Google Business Profile, Company website

Sponsorship status

No commercial relationship