🇫🇮 Finland
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Society

Finland's Deep Freeze: 5 Costly Mistakes to Avoid

By Aino Virtanen •

In brief

Finland's deep freeze is causing a surge in burst pipes, with insurers warning that dangerous DIY fixes can turn a simple problem into a financial disaster. Experts explain the costly mistakes to avoid and the safe methods for prevention and thawing.

  • - Location: Finland
  • - Category: Society
  • - Published: 1 day ago
Finland's Deep Freeze: 5 Costly Mistakes to Avoid

Finland's severe winter cold is driving homeowners toward dangerous and costly decisions as frozen pipes become a widespread crisis. The country's current deep freeze has created a surge in property damage claims, with insurance experts warning that hasty actions by residents can turn a manageable problem into a financial disaster. "The costs of damage range from a few hundred euros to tens of thousands, but repairing water damage caused by a burst pipe usually costs several thousand euros," says Iiris Saranpää, responsible for Pohjola Insurance's personal property insurance. This immediate financial threat is forcing a national conversation about winter preparedness and risk management in one of the world's coldest inhabited countries.

The High Cost of Frozen Infrastructure

Pohjola Insurance's claims data reveals a clear and expensive trend: frozen and burst pipes represent the most common and costliest property damage for households during cold snaps. The initial pipe repair is often just the beginning of the financial burden. Subsequent water damage to walls, floors, and personal belongings drives the final bill into the thousands of euros, a sum that can strain any family budget. This pattern repeats annually, yet many Finns remain unprepared or resort to ineffective, even hazardous, DIY solutions when temperatures plummet. The situation highlights a critical gap between the common knowledge that winters are harsh and the practical steps needed to protect a home's plumbing system. Insurance payouts, while crucial, do not cover the immense personal inconvenience, potential loss of irreplaceable items, or the stress of major home repairs during winter.

Dangerous DIY: Heat Guns and Open Flames

Faced with a frozen pipe and no immediate water supply, the instinct for many is to apply direct heat. This is where experts see the most dangerous mistakes being made. The use of open-flame devices like blowtorches or propane heaters on frozen pipes is a recurring and alarming issue reported by insurers and repair professionals. Applying intense, localized heat to a frozen section of pipe can cause the metal or plastic to weaken or crack. More critically, it can create a dangerous pressure build-up if the ice plug melts in a confined section while other parts of the pipe remain frozen. This pressure is a primary cause of pipe bursts. Furthermore, these methods present a severe fire hazard, especially when used near insulation, wooden structures, or other flammable materials inside wall cavities or under floors. The risk of starting a house fire while trying to thaw a pipe represents a catastrophic escalation of the initial problem.

The Perils of Neglect and Poor Insulation

Another critical error is simple neglect. Leaving exterior faucets connected, failing to drain garden hoses, or neglecting to insulate pipes in unheated spaces like crawl spaces, attics, and garages invites trouble. In Finland, where temperatures can stay well below freezing for weeks, any water in an exposed pipe will eventually freeze. The expansion of freezing water exerts tremendous force, enough to split copper, steel, or plastic piping. Many older Finnish homes, particularly summer cottages (mökki) that may be used sporadically in winter, are vulnerable. A common and devastating scenario involves a pipe bursting in an unattended property, leading to continuous water flow that can flood the building for days or weeks before discovery. The resulting damage is often total, requiring complete renovation. This underscores the importance of a proper winter shutdown procedure for any property not in constant use during the coldest months.

Expert Advice for Prevention and Safe Thawing

The consensus from insurance and building professionals is clear: prevention is vastly cheaper and safer than crisis intervention. Key preventative measures include insulating all water pipes in vulnerable areas, sealing cracks and openings in exterior walls where cold air can reach pipes, and maintaining a consistent, low background heat in all areas of the home, even when away. Letting a small trickle of water flow from faucets during extreme cold can also prevent freezing by keeping water moving. If a pipe does freeze, safe thawing is paramount. Experts recommend starting by opening the faucet to allow water to flow once melting begins. Then, apply gentle, indirect heat. Using a hairdryer on a low setting, wrapping pipes with towels soaked in warm water, or using a dedicated electric pipe heating cable are all safe methods. The key is patience; slow thawing is safe thawing. Heat should always be applied starting from the faucet end and working backward toward the frozen area, allowing melting water to escape.

A Systemic Challenge Beyond the Home

While individual homeowner action is essential, the frozen pipe crisis also points to broader systemic considerations. Finland's building codes are robust, but the extreme climate tests the limits of any infrastructure. The situation invites analysis of whether current construction standards for pipe insulation in new builds are sufficient for the increasingly volatile winter conditions linked to climate change, where periods of mild wet weather can be followed by sudden, intense cold snaps. Furthermore, there is a public information component. Municipalities and housing associations (taloyhtiöt) could play a stronger role in circulating clear, annual reminders to residents about winterization steps. For a nation so adept at managing winter on a societal level—from flawless road maintenance to efficient district heating—the persistent vulnerability of domestic plumbing presents a paradox. It suggests a disconnect between Finland's masterful public winter management and the private, sometimes chaotic, responses within individual homes.

Finland's relationship with cold is fundamental, but this winter's pipe crisis reveals that expertise does not always translate from the public sphere to the private cellar. The financial data from insurers serves as a stark, quantitative measure of this annual vulnerability. As temperatures remain low, the choice for Finnish homeowners is between controlled, preventative investment and the high-stakes gamble of reactive repairs. The frozen pipe, a seemingly small domestic issue, ultimately thaws into a larger discussion about preparedness, risk education, and the true cost of underestimating a Finnish winter. Will this season's spike in claims lead to a permanent shift in how households approach cold weather prep, or will the same mistakes be repeated when the mercury drops again next year?

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Published: January 9, 2026

Tags: frozen pipes Finlandwinter home damage FinlandFinland property insurance claims

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