The NCS Blog

Air source heat pumps promise greener heating, but do they really reduce carbon emissions? Discover their true environmental impact, efficiency, and whether they’re a sustainable alternative to gas boilers for UK homes.

Cold spots on radiators? Noisy boiler? Slow heating? Your central heating system might need a power flush. Learn how this deep-cleaning process removes sludge, improves efficiency, and extends the life of your heating system – saving you money on energy bills.

Think the UK is too cloudy for solar panels? Think again! Learn how solar panels still generate electricity on overcast days, their efficiency in winter, and whether they’re a smart investment for your home’s energy future.

Does hard water cause damage to your boiler and radiators? Discover how water hardness impacts your heating system, the risks of limescale buildup, and whether a water softener could improve efficiency and reduce maintenance costs in your home.

EPC ratings aren’t just paperwork—they affect your energy bills, home value, and even mortgage options. Find out what your rating really means and how to improve it for a warmer, more efficient home.

Does your boiler make banging or whistling noises? That could be kettling—caused by limescale and overheating. Learn what it means, whether it’s dangerous, and how to stop it before it leads to costly repairs.

If your home has solid walls, traditional insulation methods won’t work. Learn how External Wall Insulation can reduce heat loss, cut energy bills, and even improve the appearance of your home.

Thinking about installing an air source heat pump? Find out whether underfloor heating is essential, how heat pumps work with radiators, and what’s best for your home’s efficiency and comfort.

Worried about heat pump noise? Discover how loud (or quiet!) they really are, what affects sound levels, and how choosing a Quiet Mark-certified model can ensure efficient, low-noise heating for your home.