The Great Thaw, A Homeowners Guide

After weeks of frozen ground, packed snow, and temperatures that barely cracked freezing, the first stretch of warmer days can feel like a gift. The sun comes out. The air softens. You can finally see your lawn again. But here’s what most homeowners don’t realize. Winter damage rarely shows up during the storm. It shows up during the melt.

When everything begins to thaw at once, your home goes through one of the most stressful transitions of the year. And if you know what to look for, you can prevent small issues from turning into expensive repairs.

Let’s talk about what’s actually happening. During deep winter, the ground freezes solid. That means when snow starts to melt, the water has nowhere to go. Instead of soaking into the soil, it runs across the surface. If that water pools near your foundation, it can find its way into tiny cracks or gaps that you didn’t even know were there. That’s why basements often leak during the first warm spell, not during the blizzard. 

Take a walk around your home during this thaw. Look for standing water near the foundation. If you see it, that’s a grading issue. The soil should slope away from your house, not toward it. Over time, soil settles, mulch builds up, and landscaping shifts. The thaw exposes those subtle changes.

Next, check your downspouts. During heavy snow months, they often get buried or knocked loose. When meltwater starts rushing through clogged gutters, it can overflow right next to your foundation. Make sure downspouts extend at least a few feet away from the house. If water is pouring over the edge of your gutters instead of flowing through them, they may be clogged with debris or shingle granules loosened over the winter.

Speaking of roofs, the thaw is when ice dam damage reveals itself. Ice dams form when warm air from your attic melts snow on the roof, which then refreezes at the colder edges, and this season has been the worst for them. During the melt, you might notice staining on ceilings, damp insulation in the attic, or granules collecting near downspouts. Even lifted shingles or small flashing separations can become visible once the snow clears.

It’s also common to see foundation cracks that weren’t noticeable before. Freeze-and-thaw cycles cause expansion and contraction in concrete and masonry. Small hairline cracks are normal. Wider cracks that appear suddenly or show signs of shifting are worth a closer look. The thaw doesn’t create all the damage, it simply reveals what winter stressed.

Driveways and walkways can also show signs of frost heave this time of year. If sections look uneven or edges are crumbling, that’s freeze expansion at work. It may settle back down, but it’s a good time to assess whether repairs will be needed in warmer months.

And don’t forget about your sump pump. If you have one, now is the time to test it. Pour a bucket of water into the pit and make sure it activates properly. The first heavy spring rain combined with melting snow is not the moment you want to discover it isn’t working.

Here’s the bottom line: the first thaw is a diagnostic window. It’s your opportunity to see how your home handled the winter. Most issues we see in early spring started months earlier. The difference between a manageable repair and a costly problem often comes down to catching it early. A small gutter adjustment, a downspout extension, sealing a minor crack, these are simple fixes when addressed promptly.

Winter in Connecticut is tough on homes. That’s just reality. But the homes that weather it best are the ones that get a little attention when the seasons shift. So enjoy the warmer air. Open a window. Take that walk around the yard. And while you’re at it, let the great thaw show you what needs a little care before spring rains arrive.

Bob O’Donnell is the owner of O’Donnell Bros. Inc., a Bristol-based home improvement company established in 1975. Email your questions to info@odonnellbros.com with the subject line “Ask the Pro.” All questions may be considered for publication. For remodeling or home improvement needs, call (860) 589-5155 or visit http://www.odonnellbros.com. Advice is for guidance only.

10 Last-Minute Ways to Protect Your Home During Extreme Cold

We’ve spent the last couple of weeks talking about frozen pipes and ice dams, and unfortunately, this weekend is shaping up to be the coldest stretch of the year. When temperatures drop this low, small oversights can turn into expensive problems fast.

The good news? You don’t need to panic or run out and spend a fortune to help your home ride out extreme cold. A few simple, last-minute steps can make a real difference now and help prevent bigger repair bills down the road.

Here are 10 practical things you can do before (and during) a deep freeze.

1. Let faucets drip just a little

A slow, steady drip keeps water moving through pipes, making them far less likely to freeze. Focus on faucets connected to exterior walls, especially in kitchens, bathrooms, and laundry areas.

2. Open cabinet doors under sinks

This allows warm air from your home to circulate around plumbing. It’s simple, free, and surprisingly effective, especially overnight when temperatures hit their lowest point.

3. Turn the thermostat up a few degrees

This isn’t the weekend to save on heating costs. A slightly warmer house helps protect pipes in walls, basements, and crawlspaces. Consistent heat is better than dramatic temperature swings.

4. Check that vents and returns aren’t blocked

Furniture, rugs, or curtains blocking vents can reduce heat circulation, creating cold pockets near exterior walls. Make sure warm air can move freely throughout your home.

5. Seal obvious drafts (temporarily is fine)

If you feel cold air coming in around doors or windows, stop it now. Towels, draft snakes, or temporary weatherstripping can help seal gaps quickly and cheaply until permanent fixes can be made later.

6. Make sure attic hatches are closed and sealed

An open or poorly sealed attic hatch allows warm air to escape, cooling your home and contributing to ice dam formation. Even a quick check can help keep heat where it belongs.

7. Clear snow away from foundations and vents

Snow piled against your house can refreeze and cause ice buildup near foundations. Also check dryer vents, furnace exhausts, and intake pipes to make sure they’re clear and functioning properly.

8. Avoid shutting off heat in unused rooms

Closing doors and turning off heat may seem logical, but it can actually increase the risk of frozen pipes in those areas. Keep temperatures consistent throughout the house.

9. Know where your main water shutoff is

This doesn’t cost a dime but it’s critical. If a pipe does burst, shutting off the water quickly can dramatically reduce damage. If you’re not sure where it is, take five minutes to find it now.

10. Don’t ignore warning signs

Unusual drafts, dripping sounds, frost on pipes, or doors suddenly sticking can all be early indicators of cold-weather stress on your home. Addressing small issues now can prevent major repairs later.

A quick reminder

Extreme cold tests even well-maintained homes. These steps aren’t about perfection, they’re about reducing risk and giving your house the best chance to get through a tough weekend unscathed.

If you’ve already dealt with ice dams, frozen pipes, or winter damage in the past, it may be worth having a professional take a look once temperatures rise. Preventative maintenance is almost always cheaper than emergency repairs.

Stay warm, stay safe, and let’s all get through this cold snap without any surprise phone calls to our insurance companies.

Bob O’Donnell is the owner of O’Donnell Bros., Inc., a Bristol-based home improvement company established in 1975. For remodeling needs, contact O’Donnell Bros., Inc. at (860) 589-5155 or visit www.odonnellbros.com. Submit questions to Bob at info@odonnellbros.com with the subject line “Ask the Pro.” All questions may be considered for publication. Advice is for guidance only.

Ice Dam Prevention This Winter

If this winter feels unpredictable, you’re not wrong. We’ve been experiencing a familiar but frustrating pattern: cold temperatures and snow followed by milder daytime weather, then freezing again overnight. That constant freeze-thaw cycle is the perfect recipe for ice dams, even in years when snowfall totals are relatively modest.

Ice dams form when snow accumulates on a roof and begins to melt during warmer daytime temperatures. Heat escaping from the home, often through an under-insulated attic, warms sections of the roof just enough to melt the snow. The water then runs down toward the eaves and gutters, where roof temperatures are colder. As nighttime temperatures drop, that water refreezes. When this melting and refreezing happens repeatedly, a thick ridge of ice builds up along the roof edge, creating an ice dam.

These icy barriers don’t just sit harmlessly at the edge of your roof. They block proper drainage, forcing melting snow to back up under shingles. That water can seep into the attic, soak insulation, stain ceilings, damage walls, and create conditions that encourage mold growth. The weight of the ice itself can also pull gutters away from the house or loosen shingles, opening the door to even more water damage.

Homeowners should watch for early warning signs. Large icicles hanging from gutters, uneven snow melt across the roof, or water stains appearing on interior walls during winter are all indicators that heat is escaping and ice dams may be forming.

When ice dams appear, many homeowners are tempted to take matters into their own hands, but this is where things often go wrong. One of the most common mistakes is hacking away at ice with a shovel, axe, or ice chopper. While it may feel productive in the moment, this can easily damage shingles, puncture the roof, or dent gutters, leading to repairs that cost far more than the ice dam ever would have. Another risky approach is climbing onto an icy roof without proper safety equipment. Slips and falls are a serious hazard during winter and can result in severe injury.

Chemical deicers can also cause problems if used improperly. Products not designed specifically for roofs may damage shingles, kill nearby landscaping, or corrode metal gutters. Even roof-safe deicing products should be used cautiously and viewed as a temporary measure, not a long-term solution.

The real fix for ice dams isn’t on the roof at all. It starts in the attic. Proper insulation and ventilation help keep roof temperatures consistent, preventing snow from melting unevenly in the first place. Unfortunately, more than 75% of New England homes are under-insulated, often because they were built before modern energy standards were in place. As a result, heat escapes easily, setting the stage for ice dam formation.

Improving insulation helps keep warm air inside the living space where it belongs, while proper ventilation allows cold air to circulate in the attic and keeps the roof surface cold. Together, these upgrades not only reduce the risk of ice dams but also improve comfort year-round and lower energy bills. They can also help reduce moisture buildup in the attic, decreasing the likelihood of mold and mildew.

With today’s increasingly unpredictable winter weather, ice dams are no longer just a problem after major snowstorms. Repeated freeze-thaw cycles mean they can form quickly and unexpectedly. Addressing insulation and ventilation now, before damage occurs, is one of the smartest investments a homeowner can make.

Bob O’Donnell is the owner of O’Donnell Bros, Inc., a Bristol-based home improvement company established in 1975. Email your questions for Bob to info@odonnellbros.com with the subject line “Ask the Pro.” All questions may be considered for publication. To contact Bob for your remodeling needs, call O’Donnell Bros, Inc. at (860) 589-5155 or visit www.odonnellbros.com. Advice is for guidance only.