When the temperature drops, the first reaction is often to crank up the heating, dig out the electric blankets, or start Googling heat pumps on sale. Fair enough, nobody wants to shiver their way through autumn. But there’s a quieter, more efficient fix many homeowners overlook entirely: your blinds.
Yes, really. Blinds aren’t just there to block the sun or stop the neighbours from peering in. With the right materials and a proper fit, they can actually help keep your home warmer by reducing heat loss through your windows. And with power prices going where they’re going, every degree saved counts.
Here’s how blinds can help make your home feel genuinely cosier, more comfortable, and even a little more cost-efficient this upcoming Autumn.
Let’s start with the basics. Windows are one of the biggest culprits when it comes to heat loss. in fact, around 30% of a home’s heating energy can be lost through windows if they’re not properly insulated. That’s a lot of warmth drifting out and a lot of dollars wasted trying to replace it.
This is where blinds come in. A well-fitted blind acts as an extra barrier between the cold glass and your room. Think of it as a bit like pulling on a jacket, not changing the structure underneath, but adding a layer of protection that slows heat transfer.
When closed during the cooler parts of the day or night, blinds help trap warm air inside and reduce draughts around window edges. This is particularly noticeable in older homes where the windows might be single-glazed or not perfectly sealed.
Not all blinds offer the same benefit, though; it very much comes down to material, fit, and design. Some blinds are decorative. Others are insulating. The trick is knowing the difference.
Some blinds are designed more for light control or privacy than thermal performance, so choosing the right style is essential if cosiness is your priority this autumn.
Below is a closer look at the types of blinds Total Look Blinds offers, and how they stack up when it comes to insulation and heat retention.
These are one of the best-performing options when it comes to heat retention. The thick, coated fabric forms a solid barrier against the cold and helps stop warm air from escaping. Fitted close to the window, roller blockouts reduce draughts and work particularly well in bedrooms and living areas where comfort is key.
Although sunscreen blinds are more commonly associated with glare control and daytime privacy, they can still contribute to thermal efficiency when layered with blockout blinds. By reducing direct heat loss during the day while still letting in soft, filtered light, they help retain a balanced indoor temperature, especially when part of a dual roller system.
These are a lighter option and not primarily designed for warmth, but they can still play a supporting role. In well-insulated rooms, sheer blinds provide gentle light diffusion and can be used in combination with heavier blinds for a layered look that balances warmth, privacy, and elegance.
Timber blinds do offer some thermal value thanks to the natural insulating properties of wood. However, because they operate with individual slats, they can still allow small amounts of air through. They're better than aluminium venetians but not quite as efficient as a solid fabric blind. To maximise their benefit, ensure they’re well-fitted and closed completely in the evenings.
Venetian blinds (especially aluminium) are great for adjustable light control but not for trapping heat. The spacing between the slats allows air movement, which can let warm air escape. If you like their look, consider pairing them with curtains or heavier drapes to improve insulation.
A solid choice for wide windows and sliding doors, vertical blinds made from thicker fabrics can offer excellent insulation. When closed, they create a consistent barrier and are particularly effective in living areas where airflow and temperature control matter. The key is in choosing quality fabric and ensuring a good fit.
Even the best blinds work better with a little strategy. Here’s how to get the most warmth out of them this autumn:
Together, these small steps help your blinds do more than look good; they actively support a warmer, more efficient home.
Whether you're upgrading one room or reviewing your entire home setup, choosing the right blind style, fabric, and fit can go a long way towards creating a cosier autumn. And the best part? Once they’re installed, they do the hard work quietly, at no extra cost.
At Total Look Blinds, we offer a range of thermally efficient options, including custom blockout blinds, insulating fabrics, and layered systems, designed for New Zealand conditions and tailored to your space.
Want to keep the warmth in and the power bill down? Get in touch for a free measure and quote, and let’s help you find blinds that actually work for the season.
