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The NCS Blog

The Pros and Cons of Combi Boilers vs System Boilers

Combi or system boiler – which is the smarter choice for your home? We explain how each type works, where they perform best, and the key factors that should influence your decision, from household size and hot water demand to available space and mains water pressure.

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Is Your Oil Tank Due for Replacement? What You Need to Know

An ageing oil tank can cause leaks, environmental damage, and costly clean-up bills – yet most homeowners never think to check theirs. Learn how long oil tanks last, the warning signs that replacement is overdue, and what’s involved in having a new tank professionally installed by an OFTEC-registered engineer.

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Magnetic Filters Explained: How They Protect Your Heating System

Magnetic filters protect your boiler and radiators by capturing sludge and metallic debris before they cause damage. This simple device prevents cold spots, reduces breakdowns, improves efficiency, and extends system lifespan. Fitted during installation or servicing, it’s a small investment that delivers significant long-term protection for your heating.

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Condensate Pipe Freezing: Why It Happens and How to Prevent It

Frozen condensate pipes can shut down your boiler during winter’s coldest days. Learn why modern condensing boilers are vulnerable, how to identify freezing warning signs, safe thawing methods, and essential prevention strategies including proper insulation and installation improvements for reliable winter heating.

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Biomass Boilers Explained: Are They the Right Choice for Your Home?

Biomass boilers burn renewable wood pellets, chips, or logs, offering carbon-neutral heating and competitive running costs. Whilst they require more space and maintenance than gas boilers, grants up to £7,500 help offset installation costs. Ideal for off-grid rural properties committed to sustainable, low-carbon heating solutions.

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