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Bathroom renovations
in Montreal

Plumbing, electrical and ventilation work for bathrooms in Montreal

The foundations of a comfortable and functional bathroom do not rest solely on design or furniture.


Plumbing , electricity and ventilation are essential elements that ensure the safety, durability and proper functioning of your bathroom.


At Bonbain Construction , we take care of adding, modifying or bringing all these technical elements up to standard, as part of a complete renovation or a partial redevelopment , in Lachine and throughout Greater Montreal.

Technical support integrated into all your projects

During a renovation project, whether partial or complete, we systematically include an analysis of existing technical networks.


This allows us to:

  • Identify the elements to be replaced or modernized

  • Plan for the addition of new installations (sockets, lighting, drainage, etc.)

  • Ensure compliance with electrical and sanitary standards in force in Quebec

  • Optimize the performance and durability of your bathroom

Our teams work with certified plumbers and electricians, in coordination with our designers and installers.

Plumbing work: modernization and creation of networks

Plumbing is at the heart of any bathroom project.


We provide complete management of the following elements:

  • Installation or relocation of water supply and drainage

  • Connection of bathtubs, sinks, showers, toilets

  • Addition of shower columns and thermostatic systems

  • Replacement of old or non-compliant piping

  • Integration of concealed plumbing systems for a clean, minimalist look

We use modern materials (PEX, copper, ABS) to ensure maximum durability and reduce the risk of leaks or corrosion.

Electrical work: safety, lighting and comfort

A well-lit and well-powered bathroom greatly improves the user experience.


Our electrical services include:

  • Installation or relocation of sockets (GFCI standards)

  • Adding recessed lighting, illuminated mirrors, or LED strips

  • Connection of fans, underfloor heating or towel warmers

  • Grounding of installations (mandatory in damp rooms)

  • Electrical panel upgrade if necessary

We comply with CSA and RBQ safety standards to ensure a compliant and safe installation.

Ventilation: an often overlooked but essential issue

Ventilation plays a key role in preventing moisture, mold, and material degradation.


We install or replace:

  • Quiet and efficient exhaust fans

  • Exhaust ducts to the outside (compliant with the Quebec Building Code)

  • Aesthetically pleasing and discreet ventilation grilles

  • Timed or humidity-activated ventilation systems

Good ventilation is the guarantee of preserving air quality, coatings and your health.

Why choose Bonbain Construction?

Our strength lies in our ability to coordinate all trades, for a smooth, controlled and high-quality construction project.


By choosing Bonbain Construction, you benefit from:

  • Certified plumbing and electrical professionals

  • Rigorous monitoring of the construction site by a single project manager

  • Compliance with standards and obtaining permits if required

  • Impeccable finishes, even for the concealed technical components.

  • Free and detailed quote, no surprises

Where do we intervene?

Our team travels throughout Greater Montreal:

  • Lachine, LaSalle, Verdun, NDG, Plateau, Rosemont

  • Laval

  • Longueuil, Brossard

  • West Island

  • South Shore and North Shore

Our local roots allow us to be responsive, available and attentive.

Request your estimate

Do you want to modernize an aging bathroom or design a new space before selling your property?


Choose Bonbain Construction for a complete, sustainable, and cost-effective renovation. We'll guide you from the initial concept to the final execution, with a commitment to quality at every stage.

Contact us today for a free, no-obligation estimate.

Bonbain Construction – Renovating means living better.

Let's work together

Contact us so we can work together.

Merci pour votre envoi !
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