Heating & Plumbing Tips
Helpful guides from Hollis Plumbing and Gas
Boiler Service 
Why an Annual Boiler Service is Worth the £90
A short guide to what a proper boiler service actually covers, why it is worth booking in every year, and how it protects your boiler warranty across Cardiff and South Wales.
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Landlord Gas Safety Checks: What Every Landlord in Cardiff Needs to Know
The CP12 landlord gas safety certificate is a legal requirement on every rental property with a gas appliance. Here is what the check covers, how the £75 all-in price works, and what happens if an appliance fails.
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