Poor insulation can drive up energy costs during winter. Homes lacking proper insulation often struggle to retain heat, making it hard to stay comfortable.
Fortunately, there are effective methods to maintain warmth in even the coldest homes without cranking up the heat, which can help lower your energy expenses.
From draft-proofing to energy assessments, here are some valuable suggestions from industry professionals.
Keeping Your Poorly Insulated Home Warm
While it's essential to manage expectations regarding energy savings in a poorly insulated house, implementing these strategies can improve heating efficiency and lower costs.

1. Apply Window Film for Added Insulation
A significant amount of heat escapes through windows, making them a major source of cold drafts. An affordable solution is window film, recommended by a local contractor:
'A budget-friendly option is a window wrap—clear plastic sheets that block cold air from entering through gaps in the windows and frames. You can find kits at any hardware store.'
Simply measure and apply the film with a hairdryer for a secure fit, and consider pairing it with thermal curtains for extra insulation. This method also helps reduce condensation on windows at night, mitigating moisture issues.
Window Insulating Film | View at Amazon
This film can be placed on the interior of your windows, offering an extra layer of protection against cold air without damaging your home.

With a passion for helping homeowners, Docia founded her own service. She and her partner boast over 60 years of combined experience in the construction industry.
2. Block Drafts Throughout Your Home
Drafts can significantly lower comfort levels in poorly insulated homes. A contractor suggests creating draft stoppers around doors and windows to keep chilly air out and warm air in. You can use traditional draft excluders, weather stripping, or even a damp towel at the base of doors when necessary.
Don't forget to seal off fireplaces that aren't in use, as cold air can enter through the flue.
Weighted Draft Excluder | View at Amazon
This weighted draft blocker effectively prevents drafts from entering beneath doors, especially when combined with weather stripping.
3. Use Heaters Wisely
While portable heaters aren't the most efficient heating option, they can supplement central heating in cold homes, according to a seasoned handyman:
'Space heaters can provide targeted warmth in specific areas, helping your main heating system without needing to heat the entire house constantly,' he explains.
Always adhere to safety guidelines while using these devices to prevent hazards.

Shlomo is a handyman with a background in home improvement. He has over seven years of experience, covering a wide range of tasks from cabinet installations to minor repairs.
4. Arrange a Home Energy Audit
Identifying cold spots without knowing their causes is a common mistake. A home renovation expert suggests arranging an energy audit through your utility company to pinpoint issues:
'Many providers offer free online energy audits that reveal where homeowners can boost their energy efficiency,' she points out.
'Some regions even provide funding for low-income households to enhance energy efficiency through weatherization programs. Renters can also participate. Research local resources for availability.'

With years of experience as a home improvement writer, Carol enjoys DIY projects and spending time with her family in her free moments.
5. Reverse Your Ceiling Fans
Reversing ceiling fans can help distribute warm air more effectively, which is especially useful in poorly insulated homes, as suggested by a contractor:
'Running your fans clockwise at a low speed can help push warm air back down to where you need it most,' she states.
6. Utilize Soft Furnishings for Extra Warmth
Soft furnishings can enhance the warmth of a living room without heat, or keep an entryway cozy. A handyman advises using rugs to prevent heat loss through hard surfaces and thermal curtains to block cold drafts from windows and doors.
Additionally, having a thermal throw on your sofa or bed can provide that extra layer of comfort when relaxing.
Tricolor Mohair Wool Blanket
This lightweight blanket, crafted through traditional methods, is perfect for staying warm on chilly winter days.
Common Questions
Why isn't my house reaching the set temperature?
If your home isn't warming to the thermostat's setting, it could be due to a malfunctioning furnace or inadequate insulation. Scheduling an energy audit and furnace check can help identify and resolve these issues.
What temperature is too cold for a home?
A house is often considered too cold when temperatures drop below 64°F for extended periods, particularly in living areas. Such conditions can affect health, especially for vulnerable individuals, making consistent heating during winter crucial.
Even in a poorly insulated home, it's vital to maintain some level of heating during winter months. Failing to heat can lead to structural problems like mold and pipe damage, as well as health risks. Running the heating system occasionally is key to ensuring safety.