Start with what you want to improve
Whether you’re building, renovating or trying to fix an uncomfortable home, we’ll help you understand what it needs before you spend on the wrong solution.
What brings you here?
You don’t need to know the technical answer. Choose the situation that sounds most like yours and we’ll show you the most useful next step.
Something doesn’t feel right
Cold rooms, summer overheating, draughts, condensation, mould, stuffy bedrooms or high energy bills often have more than one cause.
Start with an assessmentI want to get the systems right
Plan airtightness, fresh-air ventilation, kitchen extraction and efficient hot water before layouts and construction details are locked in.
See when to involve usI know the service I need
Compare our specialist services and see which one fits your home, project stage or performance goal.
Browse all servicesBring us in before the details are locked in
Ventilation, airtightness, kitchen extraction and hot water all affect other parts of the build. Early coordination gives your designer and builder clear requirements while changes are still simple.
We can help you plan:
- Fresh-air ventilation and MVHR duct routes
- Airtightness strategy and construction-stage testing
- Rangehood extraction and make-up air
- Efficient, all-electric heat pump hot water
Choose by the outcome you need
Each service solves a specific problem, but our advice always considers how the whole home works together.
Home Performance Assessment
A whole-home investigation that identifies why your home is uncomfortable, expensive to run or prone to moisture problems — then gives you a prioritised improvement plan.
Best for: Cold rooms, draughts, condensation, mould or high energy bills
Find out more Bring in fresh airMVHR Design & Installation
Whole-home mechanical ventilation with heat recovery, designed for your building, installed by specialists, then balanced and commissioned before handover.
Best for: Airtight new homes, Passive House projects and selected retrofits
Find out more Measure air leakageBlower Door Testing
Calibrated airtightness testing that measures how leaky your home is, locates problem areas and documents the result in plain English.
Best for: Construction checks, handover verification and existing-home diagnostics
Find out more Use less energy for hot waterHeat Pump Hot Water
Efficient CO₂ heat pump hot water selected and installed for your household, location, solar setup and energy goals.
Best for: All-electric, solar-powered and low-energy homes
Find out more Make kitchen extraction workRange Hoods in Airtight Homes
Make-up air design and rangehood coordination that lets kitchen extraction work without fighting your airtight building envelope or MVHR system.
Best for: Airtight homes, Passive House projects and high-flow rangehoods
Find out more Keep systems performingCommissioning & Aftercare
Measured airflow balancing, system checks, maintenance, filter supply and diagnostics so your ventilation performs as designed over the long term.
Best for: New or existing MVHR systems, including third-party installations
Find out moreStill not sure where to begin?
Tell us about your home and what you’re trying to improve. We’ll help you identify the most useful first step.
Talk through your home