Tuesday, September 23, 2025

The Low Power Home: 10 Concepts to Steal from an Eco-Aware Retrofit of a 1907 Townhouse

You’ve seemingly heard this one million occasions: Probably the most sustainable [insert item] is the one you have already got. This holds true for your home, too—however with a caveat. Probably the most sustainable house is the one you retrofit.

Ben Ridley, director of Structure for London, is an avid proponent of doing what you possibly can to make your outdated home as energy-efficient and environmentally wholesome as doable. In any case, most individuals don’t have the sources to, say, construct a passive home from scratch. (And, in case you dwell in a metropolis, as Ben does, there’s the difficulty of lack of buildable land.) However there are changes we will all make to zip up and greenify our properties.

“There are such a lot of modifications one could make, even within the smallest initiatives, to decrease power use in a house,” he says. “Throughout my research to change into a licensed Passivhaus designer, my instructor would remind me of the significance of ‘going for the low-hanging fruit first.’ I’ve stored this straightforward sentiment in thoughts for a lot of initiatives, in order that sustainable selections might be made minimally, or incrementally, to enhance general power efficiency. This additionally guided the choice making for my own residence.”

The renovation of the 1907 London townhouse he shares along with his companion, Susanne, and daughter Edyth was difficult and never cheap (development prices have been round £250,000), however the tradeoff is that the home now makes use of about 80 % much less power. Beneath, Ben walks us by the outcomes, detailing the modifications, large and small, that went into attaining an energy-efficient, eco-conscious house. “I needed this to be an instance of sustainable refurbishment, celebrating its modest magnificence and Edwardian character whereas upgrading the supplies that not served the home.”

Pictures by Christian Brailey, courtesy of Structure for London, until in any other case famous.

1. Protect the nice.

you don
Above: You don’t should toss all the pieces out and exchange it. Preserve and/or restore what you want about your outdated house. The unique entrance door right here was restored by native stained glass knowledgeable Rachel Kemp. And exposing the unique joists added each peak and character to the rooms on the primary ground.

2. Skip the paint.

Above: “We used lime plaster all through which has a fantastic end naturally and offers an extra layer of airtightness,” says Ben. Examine plaster finishes in Transforming 101: Trendy Plaster Partitions, Six Methods.

3. Persist with pure supplies.

the triumvirate of oak, plaster, and limestone imparts texture and warmth—wit 19
Above: The triumvirate of oak, plaster, and limestone imparts texture and heat—with the additional advantage that every of those supplies has low embodied power (the power used to make the product).

4. Carry within the mild.

as the north facing front living room doesn
Above: Because the north-facing entrance lounge doesn’t get a lot pure mild, Ben designed the eating space addition within the again to function an outsized floor-to-ceiling window. (The unique brick wall separates the outdated a part of the home from the brand new. Retaining that wall meant they didn’t should erect energy-intensive metal field frames.) A round skylight permits much more mild to filter in. “Now we get to benefit from the open-plan house with solar pouring by from the eating space window and roof mild,” he says. {Photograph} by Lorenzo Zandri.

5. Be certain home windows are hermetic.


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