We use some essential cookies to make this website work.
We’d like to set additional cookies to understand how you use GOV.UK, remember your settings and improve government services.
We also use cookies set by other sites to help us deliver content from their services.
You have accepted additional cookies. You can change your cookie settings at any time.
You have rejected additional cookies. You can change your cookie settings at any time.
Departments, agencies and public bodies
News stories, speeches, letters and notices
Detailed guidance, regulations and rules
Reports, analysis and official statistics
Consultations and strategy
Data, Freedom of Information releases and corporate reports
How to use and maintain CO₂ monitors and air cleaning units to manage ventilation and improve air quality.
Product Recall for Pump House Portable Air Conditioning Unit PAC12 & PAH12 presenting a high risk of fire.
Get your air conditioning system inspected by an accredited energy assessor
Check the tariff classification for a modular article with sound absorbing and sound insulating properties.
How to account for VAT if you’re a contractor or subcontractor installing energy-saving materials and grant-funded heating equipment.
How to approach sampling ambient air and the sampling and analytical techniques to use.
Minimum technical specification for manufacturers of chargepoint units for commercial properties covered by OZEV chargepoint grant schemes.
Don’t include personal or financial information like your National Insurance number or credit card details.
To help us improve GOV.UK, we’d like to know more about your visit today. Please fill in this survey (opens in a new tab).