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Low-water-consumption toilets

Low-water toilets: economical, ecological and efficient in Montreal

Saving water, reducing bills and doing something good for the planet, while enjoying modern and reliable equipment: that's exactly what low-water toilets allow.


At Bonbain Construction, we assist you in replacing or installing energy-efficient toilets, adapted to your bathroom and your habits.


Based in Lachine, we operate throughout Greater Montreal to offer you solutions that are effective, aesthetic and sustainable.

Why switch to low-water toilets?

Significant reduction in consumption

Traditional toilets use between 9 and 13 liters of water per flush.
Current low-flow models, on the other hand, use only 4.8 to 6 liters, and sometimes less with dual-flush technologies.


On an annual basis, this represents several thousand liters of water saved per household, without compromising efficiency.

Savings on your bill

In Montreal, water is often included in municipal charges, but in some dwellings (buildings, condos, co-ownerships with meters), reducing consumption can have a direct impact on operating costs.

A concrete step for the environment

Installing low-consumption toilets reduces pressure on drinking water resources, limits the need for wastewater treatment, and contributes to more responsible energy management.

What types of low-flow toilets should I install?

Bonbain Construction helps you choose the model best suited to your space, your needs and your budget.

Dual flush toilet

They offer two buttons:

  • A small flush (2.6 to 3 liters) for liquids

  • A large flush (4.8 to 6 liters) for solids

It is the best compromise between performance and water saving, highly appreciated in renovation.

Toilets with optimized siphon

Thanks to a more efficient flushing system, these models offer a powerful flush with a reduced flow rate, even with just one button.

Wall-hung toilets

They are often combined with low-consumption, built-in tanks.
They also allow for easier maintenance and save floor space.

Our installation services

Whether it's a complete renovation, a partial remodel, or a simple equipment replacement, Bonbain Construction handles:

  • The removal of the old toilet

  • Installation of the new model (fitting, connections, fixing)

  • Flow rate adjustment and leak test

  • Checking for proper drainage

  • Cleaning and restoring the work area

We work with reliable suppliers who offer certified, durable toilets that comply with Quebec standards.

Is it a good investment for resale?

Yes. In Montreal, more and more buyers value energy-efficient homes, including in technical rooms like the bathroom.


Low-consumption toilets are a small detail that makes a real difference during viewings and in the perception of the overall quality of the property.

A solution suitable for all types of housing

We install low-flow toilets in:

  • Single-family homes

  • Condos and apartments

  • Rental properties

  • Residences for seniors or people with reduced mobility

And we adapt the installation to the constraints of each bathroom: available space, type of flooring, access to the drainage system, desired aesthetic.

Where do we operate?

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, make it more accessible , 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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