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Building Regulations, Standards and Legislation

20

Are there any changes to the regulations planned between now and 2025?
Can I Convert a Cellar Without Planning Permission?
Approved Document F: Volume 1: (Means of ventilation) Dwellings

Clean Air Movement

26

Are fresh air supply units necessary if I have air conditioning?
Are Fresh Air Supply Units Necessary If Windows and Doors Can Be Opened for Ventilation?
How can I test my CO2 levels at home?
What Causes Condensation?
What Health Issues Can Poor Ventilation Cause?
What is Clean Air?
What Role Does Ventilation Play in Indoor Health?
Awaab's Law
Ella's Law

Glossary

156

What are Acoustics?
What are Air Changes per Hour (ACH)?
What are Airflow Rates?
What are Bioeffluents?
What are Building Regulations?
What are Capital Works?
What are Carbon Credits?
What are Carbon Emissions?
What are Communal Areas?
What are Day-to-Day Repairs?
What are Decibels (dB)?
What are Dust Mites?
What are Energy Related Products (ERP)?
What are Green Heating Products?
What are In-house Repairs?
What are Nitrogen Oxides (NOx)?
What does Continuous Operation Mean?
What is a Back Draught Shutter?
What is a Background Ventilator?
What is a Balanced System?
What is a Basement?
What is a Bathroom Fan?
What is a Bathroom Zone?
What is a Blower Door Test?
What is a Carbon Footprint?
What is a Cellar?
What is a Centrifugal Fan?
What is a Circuit Breaker?
What is a Combustion Appliance?
What is a Condensate Drain?
What is a Condensation Trap?
What is a Constant Live?
What is a Decant?
What is a Decentralised Heat Recovery Unit (dHRU)?
What is a Deep Retrofit?
What is a Degree Day?
What is a Diffuser Grille?
What is a Domestic Ventilation Strategist?
What is a Domestic Ventilation Strategy?
What is a Fabric First Approach?
What is a Fan Speed Controller?
What is a Filter?
What is a Fixed Louvre?
What is a Freeholder?
What is a Fresh Air Intake (FAI)?
What is a Gravity Grille?
What is a Grease Filter?
What is a Grille?
What is a Ground Source Heat Pump (GSHP)?
What is a Hazard Awareness Notice?
What is a Heat Pump?
What is a HEPA Filter?
What is a Humidistat?
What is a Residual Current Device (RCD)?
What is a Shallow Retrofit?
What is a Ventilation Duct?
What is a Ventilation Strategy Report?
What is a Void Property?
What is a Wall-Mounted PIV?
What is a Whole House Retrofit (WHR)?
What is a Y-Piece?
What is Acoustic Attenuation?
What is Air Permeability?
What is Air Purification?
What is Airflow?
What is Airtightness?
What is Alternate-Flow Heat Recovery (AFHR) Ventilation?
What is an Air Source Heat Pump (ASHP)?
What is an Airflow Path?
What is an Axial Fan?
What is an Emergency Repair?
What is an Energy Audit?
What is an Energy Performance Certificate (EPC)?
What is an Energy Recovery Ventilator (ERV)?
What is an External Louvre?
What is an Extractor Fan?
What is an Impeller?
What is Asset Management?
What is Average Annual Humidity (AAH)?
What is Awaab’s Law?
What is Back Draught?
What is Background Ventilation?
What is Backlog Management?
What is Block Management?
What is Boost Speed?
What is Carbon Dioxide (CO₂)?
What is Carbon Monoxide (CO)?
What is Cavity Wall Insulation (CWI)?
What is Clean Air?
What is Commissioning?
What is Community Heating?
What is Condensation?
What is Continuous Mechanical Extract Ventilation (cMEV)?
What is Continuous Mechanical Supply and Extract with Heat Recovery?
What is Continuous Ventilation?
What is Corrective Maintenance?
What is Cyclical Maintenance?
What is Damp Proofing?
What is Damp?
What is Decentralised Heat Recovery Ventilation (DHRV)?
What is Decentralised Mechanical Ventilation with Heat Recovery (dMVHR)?
What is Demand-controlled Mechanical Extract Ventilation (dMEV)?
What is Double Glazing?
What is Draught Proofing?
What is Ductless MVHR (dMVHR)?
What is Ella’s Law?
What is EnerPHit?
What is Estate Management?
What is External Wall Insulation (EWI)?
What is Extract Ventilation?
What is Fabric Maintenance?
What is Filtration?
What is Flat Roof Insulation?
What is Floor Insulation?
What is Forced Ventilation?
What is Formaldehyde?
What is Free Air?
What is Green Finance?
What is Gross Space Heating?
What is Heat Loss?
What is Heat Recovery?
What is Humidity Control?
What is Humidity?
What is HVAC?
What is Positive Input Ventilation (PIV)?
What is Radon (Rn)?
What is Switched Live?
What is System 1?
What is the Air Exchange Rate (AER)?
What is the Air Leakage Rate (A-Value)?
What is the Approved Document B(1) (Part B)?
What is the Approved Document F(1) (Part F)?
What is the Approved Document L(1) (Part L)?
What is the Approved Document O (Part O)?
What is the Boiler Upgrade Scheme (BUS)?
What is the Coefficient of Performance (CoP)?
What is the Department for Energy Security and Net Zero (DESNZ)?
What is the Dew Point?
What is the Earth Wire?
What is the Energy Company Obligation Scheme (ECO)?
What is the Energy Efficiency Rating (EER)?
What is the Energy Star?
What is the Equivalent Area (EA)?
What is the Extraction Rate?
What is the Free Area?
What is the Gross Internal Area (GIA)?
What is the Heat Loss Coefficient (HLC)?
What is the High Rate?
What is the Neutral Wire?
What is the Warm Homes: Social Housing Fund (WHSHF)?
What is the Winter Design Temperature?
What is Ventilation?
What is VMC Double Flux? (Ventilation Mécanique Contrôlée avec Récupération de Chaleur)
What is WRG (Wärmerückgewinnung)?
What is WTW (Warmteterugwinning)?
What is Year-Round Ventilation?

Housing Archetypes

7

Edwardian Terrace
Georgian Townhouse
Victoria Terrace House with Persistent Condensation
Victorian End Terrace
Victorian Mid-Terrace House
Victorian Semi-Detached House
Victorian Terrace House

Mechanical Ventilation Approaches

29

Can a recirculating extract work with FLUXO MVHR units in areas without direct kitchen extracts?
What considerations need to be made whilst designing a building to ensure a neat integration of ventilation systems, without it looking like an afterthought add-on?
What is the minimum ventilation rate needed for a kitchen?
Centralised Extract Ventilation
- Can ARIA units be used individually in wet room areas?
- Why Are Trickle Vents Necessary for MEV/cMEV?
Centralised Heat Recovery Ventilation (MVHR)
Decentralised Extract Ventilation
Decentralised Heat Recovery Ventilation
- VENTI AUREN
- VENTI FLUXO
  - How Should the FLUXO Units Be Positioned for Optimal Airflow?
Positive Input Ventilation (PIV)

Natural Ventilation Approaches

30

Background Ventilation (Passive)
Passive Stack Ventilation (PSV)

Other Resources

4

Calculators
Quizzes
- How Much Do You Know About Trickle Vents? (QUIZ)

Purge Ventilation

2

What is the fraction of floor area that is required for purge ventilation in a window?
What is the Minimum Purge Rate (Airflow) that I need for a Habitable Room?

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Building Regulations, Standards and Legislation

Building Regulations, Standards and Legislation

Are there any changes to the regulations planned between now and 2025?
Can I Convert a Cellar Without Planning Permission?
Approved Document F: Volume 1: (Means of ventilation) Dwellings

Why VENTI

VENTI is a leading supplier of residential ventilation systems in the UK. We help provide and full-service solution for your property or housing stock. At each stage we offer a designs and quotations with installations offered, where needed.

We’re here to support you every step of the way. If you have any questions or need assistance, feel free to reach out to our friendly customer support team. We are dedicated to providing you with exceptional service and ensuring your satisfaction with our products.

Do you need help solving condensation and mould issues?

Or to find out more about how we advise on Reactive Maintenance, Retrofit & Renovation and New-build developments. Contact us today and one of our team will be in touch

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VENTI Group

VENTI Group Head Office
Global House, Bojea Industrial Estate, St Austell, Cornwall, PL25 5RJ, UK

VENTI Group Distribution Centre
Units 5, 7, & 8, Wheal Northey Industrial Estate, St Austell, Cornwall, PL25 3EF, UK

VENTI is a leading supplier of residential ventilation systems, based in Cornwall, UK. We provide a full-service continuous mechanical ventilation solution for your home or housing stock.

> Why don’t trickle vents work? What is the alternative?

© 2025 VENTI Group, Global House, Bojea Industrial Estate, St Austell, Cornwall PL25 5RJ

VENTI Group is a subsidiary of Future Form Holdings, and a brand of Coastal Specialist Ironmongery. VENTI Group Ltd Registration Number – 14694264. Coastal Specialist Ironmongery Ltd Registration Number – 6770364.

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