Mold in the Home: Why Spring is Prime Time for Growth in Connecticut

When spring rolls into Connecticut, we welcome warmer temps, blooming flowers—and unfortunately, the perfect storm for mold. With all that spring rain and lingering moisture, mold growth becomes a common (and sneaky) issue for homeowners this time of year.

Mold thrives in damp, dark spaces, and once it finds a cozy spot in your home, it doesn’t need an invitation to stick around. Whether it’s behind walls, under flooring, or up in the attic, mold can quietly spread while you’re none the wiser—and it’s not just your home at risk. Mold spores in the air can also wreak havoc on your health.

Most people associate mold with the usual suspects: the shower tiles, the bathroom grout, or that old sponge you really should toss. But mold problems often lurk in much less visible places. If you’ve ever had a roof leak, a damp basement, or a poorly ventilated attic, odds are you’ve had mold—even if you never saw it.

In fact, at least half the homes I visit for remodeling projects have mold problems hiding beneath the surface. It’s not always dramatic black splotches on walls; sometimes, it’s the faint discoloration on a ceiling or that musty smell in a room that never quite dries out.

So, what can you do to stop mold before it becomes a serious (and costly) problem? Start by keeping moisture at bay—especially during the wet spring season. Here are my top prevention tips:

• Keep gutters and downspouts clear so water drains away from your foundation.

• Grade your yard properly. The ground should slope away from your home, not toward it.

• Fix roof leaks immediately, and have your contractor check for any mold during repairs.

• Watch your ceilings for discoloration or bubbling paint—these are red flags.

• Install quality ventilation in bathrooms, and make sure fans vent outside, not into the attic.

• Don’t let carpets stay damp. Mold can begin forming within 48 hours of water exposure.

• Place trays under large appliances like washing machines and refrigerators to catch leaks.

• Use a dehumidifier in basements or any area prone to excess humidity.

And here’s the kicker—if you’ve already tried cleaning or painting over mold and it keeps coming back, that’s a big red flag. Surface fixes won’t solve a deeper issue. If mold returns, it’s time to bring in the pros before it spreads further or impacts your indoor air quality.

Spring is beautiful in Connecticut—but it’s also wet. Don’t let mold sneak in with the season. A little prevention now can save you a big headache (and an even bigger repair bill) later.

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 http://www.odonnellbros.com. Advice is for guidance only.

Ice Dam Prevention

While we haven’t had much snow this season, winter is still in full swing and this week’s freezing temperatures were a stark reminder that the worst is likely yet to come. It won’t be long before another storm rolls through to remind us why proper home maintenance is so critical this time of year. 

One common winter issue homeowners face is ice dams—and they can wreak havoc on your home if you’re not prepared. An ice dam forms when snow blankets your roof, creating an extra, unwanted layer of insulation. As warm air rises from your home into the attic, it melts the snow on your roof. The water then slides down to the eaves and gutters, where the colder surface temperatures cause it to refreeze. Over time, this process creates a growing mass of ice at the edge of the roof, commonly known as an ice dam.

These icy buildups are more than a minor inconvenience—they can cause significant damage. Heavy ice can tear gutters away from your home or even lift roof shingles, leaving gaps for water to seep into your attic. From there, leaks can spread to ceilings and walls, creating a costly mess.

The key to preventing ice dams is ensuring your home is properly insulated and ventilated. Unfortunately, many homes in our area lack adequate insulation. In fact, more than 75% of New England homes are under-insulated, allowing heat to escape straight through the roof. This problem is often a result of outdated building standards—homes built decades ago weren’t designed to handle the harsh winters of Connecticut.

By upgrading your home’s insulation and ventilation, you’ll do more than just protect your roof. A well-insulated home is more comfortable year-round, keeping you warmer in the winter and cooler in the summer. You’ll notice the difference immediately and see the impact on your energy bills too. Proper ventilation also helps reduce the risk of mold and mildew buildup, which can harm both your home and your health.

Investing in these upgrades is a simple yet powerful way to protect your family, your house, and your budget. Don’t wait for the next big storm to highlight what’s missing—take steps now to keep your home safe and comfortable all year long.

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.

Understanding Indoor Air Quality During Winter

As winter tightens its grip, homeowners often seal their residences to keep the cold at bay. While this practice conserves heat, it can inadvertently compromise indoor air quality, leading to discomfort and potential health issues. Understanding the challenges and implementing effective strategies can ensure your home's air remains fresh and healthy throughout the colder months.

Understanding the Winter Air Quality Challenge

During winter, increased use of heating systems and reduced ventilation can lead to a buildup of indoor pollutants. Common culprits include dust mites, pet dander, mold spores, and volatile organic compounds (VOCs) emitted from household products. Exposure to these pollutants may cause symptoms like headaches, dizziness, and respiratory issues, often referred to as "sick building syndrome."

Effective Strategies to Enhance Indoor Air Quality

1. Regular Ventilation: Even in cold weather, it's essential to allow fresh air to circulate. Briefly opening windows or doors can help disperse indoor pollutants. Utilizing exhaust fans in kitchens and bathrooms further aids in expelling contaminants. 

2. Maintain Optimal Humidity Levels: Aim to keep indoor humidity around 50%. Excess moisture fosters mold growth, while overly dry air can irritate respiratory passages. Using humidifiers or dehumidifiers as needed can help maintain this balance.

3. Regular HVAC Maintenance: Ensure your heating system is serviced annually. Clean or replace filters every 1-3 months to prevent dust and allergen accumulation. Consider having your air ducts inspected and cleaned to remove any built-up debris that could circulate throughout your home.

4. Consider Using Air Purifiers: Air purifiers can be a powerful tool in maintaining indoor air quality during winter. Look for models equipped with HEPA (High-Efficiency Particulate Air) filters, which are designed to capture small particles like dust, pollen, and pet dander. Many purifiers also include activated carbon filters to remove odors and VOCs from the air. Placing a purifier in frequently used spaces, like the living room or bedroom, can significantly reduce airborne pollutants and help create a healthier home environment.

5. Incorporate Indoor Plants: Certain houseplants can naturally purify indoor air by absorbing toxins and releasing oxygen. Plants like sansevieria (snake plant) are known for their air-cleaning properties and can be a beneficial addition to your home with very low maintenance needs.

6. Use Natural Cleaning Products: Traditional cleaning agents can emit VOCs, degrading air quality. Opt for natural or eco-friendly cleaners to minimize chemical exposure. Additionally, store chemicals safely and ensure proper ventilation when using them.

7. Monitor for Radon and Carbon Monoxide: Install detectors to monitor levels of these colorless, odorless gases. Regularly test and maintain these devices to ensure they function correctly, safeguarding your household from potential hazards.

8. Keep Your Home Clean: Regular dusting and vacuuming can significantly reduce indoor pollutants. Using a vacuum with a HEPA filter ensures that dust and allergens are effectively captured and not redistributed into the air.

9. Be Cautious with Scented Products: Air fresheners and scented candles can emit VOCs. Opt for unscented or naturally scented alternatives, and ensure proper ventilation when using them.

By implementing these strategies, you can maintain a healthy indoor environment during the winter months, ensuring that your home remains comfortable and safe.

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.