{"id":2113,"date":"2026-10-18T12:56:16","date_gmt":"2026-10-18T12:56:16","guid":{"rendered":"https:\/\/solutionsrenovationquebec.ca\/?p=2113"},"modified":"2026-10-21T14:21:53","modified_gmt":"2026-10-21T14:21:53","slug":"my-bathroom-is-always-cold-in-winter-what-to-do-in-levis","status":"publish","type":"post","link":"https:\/\/solutionsrenovationquebec.ca\/en\/ma-salle-de-bain-est-toujours-froide-en-hiver-que-faire-a-levis\/","title":{"rendered":"My bathroom is always cold in winter: what should I do in L\u00e9vis?"},"content":{"rendered":"

It\u2019s a scenario many homeowners know: the house is comfortable, but the bathroom<\/a>, however, stays freezing all winter. Getting out of the shower is torture, the ceramic floor is icy underfoot, and turning up the thermostat doesn\u2019t change much. Frustrating, isn\u2019t it?<\/span><\/p>\n

The good news is that this cold has specific causes \u2014 and solutions. The cold can come from the floor, the walls, the ceiling, air infiltration, or inadequate ventilation. Identifying the real source is the key to fixing the problem without spending unnecessarily.<\/span><\/p>\n

In L\u00e9vis, at Solutions R\u00e9novation Qu\u00e9bec (RBQ license 5811-7821-01), we have been renovating bathrooms adapted to our winters for years. In this article, we explain why your bathroom stays cold and how to fix it \u2014 from diagnosis to insulation, all the way to heated flooring.<\/span><\/p>\n

Why does my bathroom stay cold during the Quebec winter?<\/b><\/h2>\n

A cold bathroom isn\u2019t just a matter of the thermostat. It\u2019s almost always a sign that heat is escaping somewhere, or that something is letting the cold in. Understanding the mechanism helps choose the right solution.<\/span><\/p>\n

The cold creates more than discomfort. It can promote condensation on cold surfaces, increase your energy costs (you heat more for a mediocre result), and make the room unpleasant day to day. In our winters, a freezing bathroom ends up making you avoid the room or costing you a lot in heating.<\/span><\/p>\n

Older homes are particularly affected, we\u2019ll come back to that. But in all cases, the cold has an identifiable origin \u2014 insulation, thermal bridge, air infiltration, or ventilation. Let\u2019s look at the main ones.<\/span><\/p>\n

Insufficient insulation of the walls, ceiling, or floor<\/b><\/h3>\n

The most frequent cause is a lack of insulation. A bathroom loses heat through several possible places.<\/span><\/p>\n

Poorly insulated exterior walls let the cold in. The ceiling, if it is located under a cold attic, is another source of losses. The floor is often the main culprit, especially if it is above a basement, a crawl space, or an unheated garage \u2014 the cold rises directly. Add to that the thermal bridges around windows, corners, and junctions, where heat escapes more easily.<\/span><\/p>\n

And there is a psychological and physical factor: ceramic. A ceramic floor is cold to the touch and accentuates the feeling of cold, even when the ambient air is fine. That\u2019s why the floor is often at the heart of the problem.<\/span><\/p>\n

Why older homes are more vulnerable<\/b><\/h4>\n

Homes built between the 1960s and 1990s often have less efficient insulation than current standards. Their bathrooms, in particular, may have under-insulated walls and floors.<\/span><\/p>\n

These homes also frequently have air infiltration around openings and penetrations (pipes, ducts), which let the cold in. Our freeze-thaw cycles and the marked temperature swings in L\u00e9vis amplify these weaknesses. Before choosing a solution, you must therefore check the actual condition of the envelope \u2014 walls, ceiling, floor \u2014 rather than assume. What fixes the cold in a recent home isn\u2019t necessarily what\u2019s needed in a 1970s home.<\/span><\/p>\n

Poorly balanced ventilation<\/b><\/h3>\n

Here\u2019s a less obvious cause: ventilation. A bathroom needs a fan (exhaust fan) to remove shower humidity and prevent mold. That\u2019s essential.<\/span><\/p>\n

But a poorly adapted or poorly balanced system can contribute to a feeling of cold draft, or exhaust too much heated air. The appropriate ventilation rate depends on the configuration and applicable requirements \u2014 for some bathrooms, the Code provides a minimum exhaust capacity (on the order of at least 25 L\/s depending on the case). The idea isn\u2019t to ventilate less \u2014 humidity must be removed \u2014 but to have a well-designed system that does the job without creating discomfort. An assessment allows you to check whether your ventilation is well balanced.<\/span><\/p>\n

Your bathroom stays cold despite the thermostat?<\/b><\/h3>\n

The cold has an identifiable cause, and it isn\u2019t the thermostat.<\/span> Request an assessment from Solutions R\u00e9novation Qu\u00e9bec<\/b><\/a> \u2014 we assess the walls, the floor, and the ventilation to identify the real source.<\/span><\/p>\n

How do you determine where the cold is coming from?<\/b><\/h2>\n

Before investing in a solution, you must find the origin of the cold. A good diagnosis avoids spending in the wrong place. Here\u2019s how we proceed.<\/span><\/p>\n

Check the walls and exterior surfaces<\/b><\/h3>\n

We start with the walls, especially those facing outside. A clear sign: an exterior wall noticeably colder to the touch than the interior partitions. That indicates insufficient insulation or a thermal bridge.<\/span><\/p>\n

We also look for drafts near electrical outlets, windows, and baseboards \u2014 these are classic infiltration points. Persistent condensation or traces of moisture on cold surfaces are other clues. And during a renovation, when the walls are open, we can directly inspect the insulation in place. These checks reveal whether the problem comes from the envelope.<\/span><\/p>\n

Examine the floor<\/b><\/h3>\n

The floor deserves particular attention, because it is often what gives that persistent feeling of cold. Ceramic that is cold to the touch, even when the air is heated, is a strong clue.<\/span><\/p>\n

We check whether the floor is above an unheated space (basement, crawl space, garage) \u2014 in that case, the cold rises directly. We assess the underlying insulation, often insufficient in older homes, and the absence of radiant heating. We also examine the condition of the substrate before considering a new covering or heated flooring. The floor is frequently the key to comfort in a cold bathroom.<\/span><\/p>\n

Don\u2019t confuse cold with a humidity problem<\/b><\/h4>\n

Beware of a diagnostic trap: a cold bathroom is not automatically a bathroom with an infiltration. The cold can promote condensation on certain surfaces, but that doesn't mean there's a water leak.<\/span><\/p>\n

A good inspection distinguishes the causes: a leak (water coming in), condensation (moisture from the air depositing on the cold), a thermal bridge (heat escaping) or insufficient ventilation (poorly evacuated humidity). These problems require different solutions. Treating the cold when it's an infiltration \u2014 or the opposite \u2014 solves nothing. That's why an accurate diagnosis comes first.<\/span><\/p>\n

Insulation or heated floor: which solution to choose?<\/b><\/h2>\n

Once the cause is identified, two main solutions present themselves: improve the insulation (treat the cause of the cold) or install a heated floor (add comfort). Often, the best approach combines both. Let's look at each option.<\/span><\/p>\n

Improve the insulation to treat the cause<\/b><\/h3>\n

Insulation attacks the root of the problem: it prevents heat from escaping and cold from entering. It's the fundamental solution.<\/span><\/p>\n

Concretely, this can mean better insulation of walls and ceilings, with materials compatible with bathroom humidity, improved air tightness around openings, a check of the exposed floor, and prevention of thermal bridges during renovation. This is particularly relevant when the walls are already open for other work.<\/span><\/p>\n

Good news on the financing side: the R\u00e9noclimat program can support certain insulation and air-sealing work. Be careful though \u2014 it requires a prior energy evaluation and has specific eligibility criteria that depend on the type of work and the surface area. Always check eligibility and current conditions with the relevant organizations before planning, because it changes.<\/span><\/p>\n

Install an electric heated floor<\/b><\/h3>\n

The heated floor is the comfort solution par excellence for a bathroom \u2014 especially with ceramic. No more shock of the icy floor upon waking.<\/span><\/p>\n

An electric system (membrane or heating cable) is installed under the covering and controlled with a thermostat with a probe. This is particularly interesting for a small bathroom, where the surface to heat is reduced. You must choose a system compatible with the covering and the substrate. Crucial point: installation and electrical connection must be done by authorized contractors, in compliance with applicable requirements \u2014 we'll come back to this below. The electrical circuit, thermostat and required protection are also checked. Done properly, a heated floor transforms the comfort of a bathroom.<\/span><\/p>\n

What budget to plan for?<\/b><\/h4>\n

As an indication, an electric heated floor installed in a small bathroom is often in a range of around <\/span>1 500 $ to 3 500 $<\/b>, depending on the system and complexity <\/span>(indicative estimate, to be confirmed)<\/span><\/i>.<\/span><\/p>\n

The cost is influenced by demolition and substrate preparation, the membrane or heating cable, the thermostat, and the necessary electrical work. A word on consumption: a fixed monthly bill cannot be guaranteed. It depends on the system's power, duration of use, set temperature and electricity rate. For a small bathroom used a few hours a day, consumption generally remains modest, but the exact amount depends on your usage.<\/span><\/p>\n

Combine insulation and radiant heating<\/b><\/h3>\n

Often, the best solution combines both approaches. Insulation limits heat loss (it addresses the cause), while the heated floor directly improves the sensation of comfort (it treats the symptom in a pleasant way).<\/span><\/p>\n

This combination is particularly relevant during a more complete bathroom renovation, when the floor is being redone and there is access to the walls. You take the opportunity to properly insulate AND install radiant heating. Result: a bathroom that is comfortable on the surface and high-performing at depth, which doesn't cost a fortune to heat. It's the most complete approach to solve the problem durably.<\/span><\/p>\n

Targeted intervention or full renovation?<\/b><\/h3>\n

The right choice depends on the condition of your bathroom and your budget.<\/span> Request a quote from Solutions R\u00e9novation Qu\u00e9bec<\/b><\/a> \u2014 we compare the options based on your actual situation.<\/span><\/p>\n

Which renovations are relevant in a home in L\u00e9vis?<\/b><\/h2>\n

In our climate, certain technical choices make a real difference. Here is what matters for a comfortable and durable bathroom in L\u00e9vis.<\/span><\/p>\n

Adapting materials to the Quebec climate<\/b><\/h3>\n

A bathroom combines heat, humidity and, in our region, freeze-thaw cycles. Materials must be chosen accordingly: moisture-resistant products, appropriate membranes under the ceramic tile (especially with a heated floor), and insulation compatible with the wall composition.<\/span><\/p>\n

We also pay attention to preventing infiltration and condensation, and we take freeze-thaw into account when the work involves exterior walls or perimeter areas. These choices adapted to our climate ensure a bathroom that stays healthy and comfortable over time, not just beautiful at delivery.<\/span><\/p>\n

Verifying compliance and the tradespeople involved<\/b><\/h3>\n

An important point about electricity: a general contractor's RBQ license does not automatically replace the requirements specific to electrical work. Electrical work for a heated floor must be entrusted to a party holding the required authorizations.<\/span><\/p>\n

We operate under RBQ license 5811-7821-01, led by Marco Savoie, as a residential renovation contractor. For a project like a heated floor, we coordinate the right tradespeople so that each component \u2014 renovation, plumbing, electricity \u2014 is done by authorized individuals, in accordance with the rules. This rigor protects you and ensures compliant and safe work.<\/span><\/p>\n

Permits and municipal requirements<\/b><\/h4>\n

Depending on the nature of the work, a municipal permit may be required. Requirements vary by project and municipality. We verify what applies to L\u00e9vis for your specific project, and we support you through the process as needed. A renovation done by the rules, with the right permits, means peace of mind and protection at resale.<\/span><\/p>\n

Plan renovations suited to your home<\/b><\/h3>\n

A well-planned project respects your home and the applicable requirements.<\/span> Request an assessment from Solutions R\u00e9novation Qu\u00e9bec<\/b><\/a> \u2014 for renovations suited to your property.<\/span><\/p>\n

Why trust Solutions R\u00e9novation Qu\u00e9bec?<\/b><\/h2>\n

Fixing a cold bathroom requires a good diagnosis and careful execution, sometimes with several coordinated trades. The choice of contractor makes the difference.<\/span><\/p>\n

A clear process from diagnosis to delivery<\/b><\/h3>\n

Our process is structured: needs assessment, detailed quote, material selection, work coordination, execution and inspections, then a clean delivery with final communication. You know where your project stands at every step.<\/span><\/p>\n

This clarity is valuable for a project that involves insulation, plumbing and electricity \u2014 several components that must be well coordinated. We take care of bringing the right tradespeople together to work, for a coherent and compliant result.<\/span><\/p>\n

SRQ's marks of trust<\/b><\/h3>\n

We operate under RBQ license 5811-7821-01, led by Marco Savoie, with more than 500 projects completed, more than 10 years of combined experience and a 5-year warranty on labour, according to applicable conditions. We rely on a free, no-obligation on-site estimate, direct communication, clear project management, and materials selected according to the constraints of our climate.<\/span><\/p>\n

These commitments protect you and ensure work done by the rules. To transform an icy bathroom into a comfortable room, this is exactly the kind of support you need.<\/span><\/p>\n

Talk to SRQ about your cold bathroom<\/b><\/h3>\n

A recommendation suited to your property starts with an assessment.<\/span> Request a free, no-obligation estimate from Solutions R\u00e9novation Qu\u00e9bec<\/b><\/a>.<\/span><\/p>\n

Myths and realities about a cold bathroom<\/b><\/h2>\n

A few preconceived ideas deserve to be corrected. Here is the truth from the fiction.<\/span><\/p>\n

\u00abTurning up the thermostat solves the problem.\u00bb<\/b>\u00a0<\/span><\/h3>\n

Reality: no. A higher temperature does not fix a poorly insulated floor, a thermal bridge or air infiltration. You heat more for a mediocre result, and your bill climbs. You need to address the cause, not just push the heating.<\/span><\/p>\n

\u00abA heated floor always consumes a huge amount.\u00bb<\/b>\u00a0<\/span><\/h3>\n

Reality: consumption depends on the power and usage. For a small bathroom, it generally remains modest. We cannot promise a precise bill without a project-specific calculation, but the idea of excessive consumption is often exaggerated.<\/span><\/p>\n

\u00abInsulating a bathroom automatically causes mold.\u00bb<\/b>\u00a0<\/span><\/h3>\n

Reality: on the contrary. Well-designed insulation, combined with appropriate ventilation and moisture-adapted materials, contributes to better moisture management. It is poor insulation or inadequate ventilation that causes problems, not well-done insulation.<\/span><\/p>\n

\u00abA full renovation is always necessary.\u00bb<\/b>\u00a0<\/span><\/h3>\n

Reality: not necessarily. A targeted intervention on the floor, waterproofing or insulation can sometimes be enough to fix the cold. The diagnosis determines whether a simple solution is enough or whether a larger renovation is justified.<\/span><\/p>\n

FAQ \u2013 Cold bathroom in winter in L\u00e9vis<\/b><\/h2>\n

Why is my bathroom floor always cold?<\/b><\/h3>\n

Often because it sits above an unheated space (basement, crawl space, garage) and is poorly insulated underneath. Ceramic tile, cold to the touch, accentuates the sensation. Better insulation under the floor or a heated floor generally solves the problem. An assessment confirms the cause.<\/span><\/p>\n

Is an electric heated floor worth the expense?<\/b><\/h3>\n

For many people, yes \u2014 especially in a bathroom with ceramic tile. The comfort of a warm floor when you wake up and after a shower is appreciable. For a small surface, the installation cost and consumption remain reasonable. It is a comfort investment that truly changes the experience of the room.<\/span><\/p>\n

How much does a heated floor cost in a bathroom in L\u00e9vis?<\/b><\/h3>\n

As a guideline, expect on the order of $1,500 to $3,500 installed for a small bathroom, depending on the system and complexity <\/span>(indicative estimate, not guaranteed)<\/span><\/i>. The cost depends on demolition, substrate preparation, the chosen system and electrical work. An assessment gives a fair price.<\/span><\/p>\n

Can a heated floor be installed under existing ceramic tile?<\/b><\/h3>\n

Generally no \u2014 a heated floor is installed under the covering, so the ceramic tile usually has to be redone. That's why it's often added during a bathroom renovation, when the floor is being redone anyway. Combining the two jobs is more logical and economical.<\/span><\/p>\n

How can you improve the insulation of a bathroom in an older home?<\/b><\/h3>\n

By better insulating the exterior walls and ceiling with materials suited to humidity, by improving air tightness around openings, and by checking the insulation under the floor. It's easier when the walls are open during a renovation. A diagnostic identifies where the losses are.<\/span><\/p>\n

Can an overly powerful exhaust fan cool the bathroom?<\/b><\/h3>\n

A poorly balanced system can contribute to a draft sensation or exhaust too much heated air. But you shouldn't ventilate less \u2014 humidity must be evacuated to prevent mold. The goal is a well-designed system that does the job without creating discomfort. An assessment verifies the balance.<\/span><\/p>\n

Are insulation works eligible for R\u00e9noclimat?<\/b><\/h3>\n

Certain types of insulation and waterproofing work may qualify, but R\u00e9noclimat requires a prior energy assessment and has specific criteria depending on the type of work and the surface area. Eligibility is not automatic. Check the conditions in effect with the relevant organizations before planning your work.<\/span><\/p>\n

Do you need an RBQ contractor to renovate a bathroom?<\/b><\/h3>\n

For a renovation involving structure, plumbing or electricity, it is strongly recommended. An RBQ contractor coordinates the work and ensures compliance. Important point: electrical work (such as a heated floor) must be done by an authorized party \u2014 a general contractor's licence does not replace this specific requirement.<\/span><\/p>\n

A cold bathroom can be fixed \u2014 with the right diagnosis<\/b><\/h2>\n

In the end, if your bathroom stays cold all winter in L\u00e9vis, it's not inevitable and it's not just a matter of the thermostat. The cold comes from a specific cause: insufficient insulation, thermal bridge, air infiltration, a floor above an unheated space, or poorly balanced ventilation.<\/span><\/p>\n

The right approach starts with a diagnosis that identifies the real source, rather than guessing. Then, two solutions often complement each other: improving insulation (to address the cause of the cold) and installing a heated floor (for immediate comfort, especially with ceramic tile). Depending on your situation, a targeted intervention may be enough, or a more complete renovation may be worthwhile.<\/span><\/p>\n

And in our climate, two things matter particularly: materials suited to humidity and freeze-thaw cycles, and compliance with requirements \u2014 notably that electrical work be done by an authorized party. An RBQ contractor who diagnoses well, coordinates the right trades and works by the rules is what turns a freezing bathroom into a comfortable room for all your winters.<\/span><\/p>\n

Is your bathroom cold in L\u00e9vis or the surrounding area?<\/b><\/h3>\n

Request a free, no-obligation estimate from Solutions R\u00e9novation Qu\u00e9bec<\/b><\/a> or call us at <\/span>418-476-1747<\/b>. We assess the causes of the cold \u2014 insulation, waterproofing, floor, ventilation \u2014, we propose the solution suited to your home and your budget, and we carry it out according to RBQ rules, with the right tradespeople and a warranty \u2014 with no obligation.<\/span><\/p>","protected":false},"excerpt":{"rendered":"

C’est un sc\u00e9nario que bien des propri\u00e9taires connaissent : la maison est confortable, mais la salle de bain, elle, reste glaciale tout l’hiver. Sortir de la douche est un supplice, le plancher de c\u00e9ramique est gel\u00e9 sous les pieds, et augmenter le thermostat ne change pas grand-chose. Frustrant, non? La bonne nouvelle, c’est que ce […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2113","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"acf":[],"yoast_head":"\nSalle de bain froide en hiver \u00e0 L\u00e9vis : quoi faire? | SRQ<\/title>\n<meta name=\"description\" content=\"Ta salle de bain reste froide l'hiver \u00e0 L\u00e9vis? 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