Home Ventilation

Fresh, healthy air and reduced condensation for well-insulated, airtight homes

About Home Ventilation

As homes become better insulated and draught-proofed, controlling moisture and stale air becomes more important, not less. Poor ventilation can lead to condensation, mould, and musty air, particularly in bathrooms, kitchens, and recently insulated properties. We install and upgrade ventilation systems - from simple extractor fans to whole-house mechanical ventilation - to keep air fresh without losing the energy efficiency you've invested in.

Benefits of Home Ventilation

Reduce Condensation & Mould

Effective ventilation removes excess moisture at source, reducing the black mould and damp patches common in poorly ventilated homes.

Healthier Indoor Air

Removing stale air and pollutants improves indoor air quality, which is particularly important for households with allergies or respiratory conditions.

Protect Your Insulation Investment

Good ventilation prevents moisture building up within newly insulated walls and lofts, protecting both the insulation and the building fabric.

Energy Efficient Options

Heat recovery ventilation systems extract stale air while recovering much of its heat, minimising energy loss compared to simple extraction.

Our Process

We assess your property's current ventilation, insulation levels, and any existing damp or condensation issues to recommend the right solution - whether that's upgraded extractor fans in kitchens and bathrooms, trickle vents, positive input ventilation (PIV), or a full mechanical ventilation with heat recovery (MVHR) system. Installation is carried out with minimal disruption, and we test the system on completion to confirm correct airflow.

Specifications & Materials

We install ventilation systems in line with Building Regulations Part F (Ventilation), using components sized correctly for room volumes and occupancy. Where heat recovery systems are specified, ducting is designed to minimise pressure loss and noise, and units are commissioned to confirm performance meets the design specification.

Guarantees & Certification

All ventilation installations are completed to current Building Regulations and come with manufacturer warranties on equipment, backed by our installer guarantee.

Why Choose Green & Cosy Homes?

Experienced Team

We understand how ventilation, insulation, and airtightness interact, and design solutions that work together rather than against each other.

Professional Workmanship

Careful, tidy installation with testing on completion to confirm your system performs as designed.

Certified & Accredited

TrustMark, BlueFlame, and quality assured.

Comprehensive Support

We're on hand to advise on filter changes, maintenance, and getting the most from your ventilation system.

Ready for Your Free Survey?

Get a free home ventilation survey and tailored quotation today.

Request a Free Survey