green where it suits

How I built a rainwater toilet system that's saved over 26,000 litres over nearly 5 years. Real costs, savings, and lessons learned.

How weather compensation changed my heating from reactive to proactive. 21% efficiency improvement—but watch out for this critical app issue.

Learn the German lüften technique to reduce humidity to under 40% - completely free.

The moment I realized our home had asbestos, and the professional removal process that followed. Test before you touch.

How we strategically replaced all windows and doors over three years, spreading costs and prioritizing rooms based on family needs.

After months of calibration testing, this £12 humidity monitor proved accurate to ±2%. Essential for lüften and dehumidifier optimization.

Portsmouth Water customers on unmetered supply could save hundreds of pounds per year. Find out if you're overpaying.

Why every pre-1999 homeowner should test for asbestos before DIY projects. Real testing process and costs explained.