AWARD WINING RIBA CHARTERED PRACTICE
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Passivhaus Newbuild

MTA are award wining SE1 architects based in Bermondsey near Tower Bridge specialising in contemporary extensions to traditional terraces and new builds.

Your Future - Ready Home: Designing Passivhaus with MTA

As an award - winning architecture practice known for crafting calm, contemporary spaces flooded with natural light, we see Passivhaus as a framework for truly exceptional sustainable design.

We design new homes that feel as good as they look - spaces that breathe, filled with daylight, and offer an effortless sense of comfort. Passivhaus simply gives us the tools to achieve that vision with precision, performance, and purpose.

For forward - thinking homeowners, a Passivhaus new build is the ultimate expression of modern living - where architecture, sustainability, and long - term value converge. Whether it’s a compact garden studio or a generous family home, we bring your aspirations to life through five core principles.

1. High Thermal Insulation - Light, Warmth, and Lasting Comfort

Our designs embrace openness, transparency, and connection to the outdoors. Behind every open - plan space or floor - to - ceiling window lies a fabric - first approach to performance.

With high - performance insulation in the walls, roof, and floor, we ensure your home stays naturally warm in winter and cool in summer. Good insulation is invisible. What you’ll notice instead is comfort, calm, and lower bills.

 

2. Airtight Construction - Invisible Protection, Exceptional Comfort

Draughts break the spell of a beautiful space. We create interiors that feel serene and stable - no cold corners, rattling windows, or unexpected temperature drops.

That comes from achieving industry - leading levels of airtightness, using carefully detailed membranes, seals, and tapes. These are the silent enablers of true thermal and acoustic comfort.

 

3. High - Performance Windows - Light without Compromise

Natural light is the soul of every home designed by MTA. But large areas of glazing must work hard - providing solar gain in winter, resisting overheating in summer, and performing thermally all year round.

We specify triple - glazed, high - performance windows, balanced with orientation and shading to maximise light while minimising loss. You’ll feel the warmth and quiet - without the draughts, condensation, or glare. And where heritage or planning constraints require sensitivity, we design intelligent upgrades that preserve character while delivering hidden performance gains.

 

4. Mechanical Ventilation with Heat Recovery (MVHR) - Fresh Air, Quietly Delivered

We believe a home should feel fresh and alive at all times - not stuffy, noisy or polluted.

That’s why MVHR is integral to our design philosophy. These systems discreetly deliver fresh and filtered air to every room, while recovering the warmth from the air you’ve already paid to heat. The result is cleaner air, healthier living, and lower energy use - without ever opening a window in mid - winter.

 

5. Absence of Thermal Bridges - Clean Lines, Continuous Comfort

Minimalist detailing and clean architectural lines are a hallmark of our work. But achieving visual simplicity demands technical precision - especially when it comes to insulation.

Thermal bridges, the hidden breaks in the insulation that cause localised cold spots, condensation and long - term inefficiencies will be eliminated through careful detailing. Your home will not only be beautiful, but durable, efficient and comfortable for years to come.

 

More than Efficient, more than Beautiful. A Home that Works in Every Way.

Building a Passivhaus is more than hitting energy targets. It’s about building a beautiful home that feels better, performs better, and stands the test of time.

We combine architectural vision with technical rigour - guiding you through each decision, anticipating your needs, and designing spaces that lift your everyday experience. If you're ready to build a home that’s as inspiring as it is intelligent, we’d love to help you shape it.

Light - filled. Low - energy. Lasting value. Designed by MTA.