April 5, 2024 – 2 Min

Zer-O-Wash laundry keeps a clean sheet on air quality

Zer-O-Wash, the first climate-neutral commercial laundry in Germany, has invested in Rensair air purification to protect its staff and improve the working environment. Linda Zoumis, owner of Zer-O-Wash, started the business in November 2021, with the main client being a … more

February 19, 2023 – 2 Min

Rensair contributes to reversal of fortune for homeless kids

HALO is a non-profit for homeless and at-risk children. Based in the State of Missouri, USA, it has facilities in Kansas City and Jefferson City and serves over 2,000 children around the world per year. … more

January 19, 2023 – 2 Min

Benesch Law prioritizes clean air to encourage return to the office   

Rensair, specialists in indoor air quality, have supplied air purification units to business law firm Benesch to encourage employees to return to the office and return to in-person collaboration following the pandemic.  … more

April 23, 2026 – 6 Min

Indoor Air Quality Sensors – [Updated List 2026]

What if the air in your home or office isn’t as clean as it seems? Invisible pollutants like dust, smoke, chemicals, and high CO2 levels could be affecting your health without you even noticing. Indoor air quality sensors are … more

April 7, 2026 – 5 Min

Retrofits for Net Zero – Sustainable Existing Buildings

Retrofitting existing commercial buildings is no longer optional as the UK strives to achieve ambitious net-zero targets by 2050; it has become a pressing necessity. Older buildings are often characterised by energy inefficiency, with outdated heating systems, poor ventilation, and … more

March 26, 2025 – 3 Min

Ventilation: The Key to Healthy and Efficient Buildings

Many people spend most of their lives indoors, so proper building ventilation is essential. In addition to maintaining healthy indoor air quality (IAQ) and optimising a building’s efficiency, ventilation helps remove pollutants, regulate temperature and ensures a comfortable working … more

August 25, 2026 – 6 Min

Air Purifier vs Humidifier: Which Do You Need?

Air purifiers remove airborne pollutants, while humidifiers add moisture to dry air. The right choice depends on what you want to improve indoors. If you are comparing an air purifier vs humidifier, it is important to understand that these devices … more

August 13, 2026 – 5 Min

Indoor Air Quality Assessment Checklist & Tips

Many people spend around 90% of their time indoors, whether at home, in the office, at school, or in other shared spaces. If you often notice stuffy rooms, lingering odours, frequent headaches, or allergy symptoms indoors, poor indoor air quality … more

August 6, 2026 – 6 Min

Decarbonising Buildings Without Replacing HVAC Systems

Replacing an entire HVAC system can cost hundreds of thousands of pounds and disrupt building operations for months. Yet many commercial buildings can reduce HVAC energy consumption by 20–40% without replacing a single air handling unit. Many existing HVAC systems … more