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Expert Heating & Bathroom Advice Blog
Home Heating Hub
Expert Guides & Buying Advice
Honest, practical sizing advice and buying guides for boilers, radiators, bathrooms, and heat pumps.
Fact Checked
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Written by Certified UK Heating Experts
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Last Updated: April 2026
Interactive BTU Calculator
Find the exact heat output required for your room before you buy.
0 BTUs / hr
Equivalent to 0 Watts. We recommend buying a radiator with an output slightly higher than this figure.
Combi Boiler Buying Guide 2026
Choosing the right combi boiler size (kW) and brand. A complete homeowner's guide to system upgrades.
Read Full Guide →Vertical, Column or Designer Radiator: Which Do I Need?
Vertical, column and designer radiators compared: sizing by room, Delta T50 vs T60, single vs double panel, steel vs aluminium, with a live size calculator.
Read Full Guide →Panel Radiators: Type 11, 21, or 22?
Type 11, 21 and 22 compared at the same size: heat output, depth and price, a room-by-room size table and a live width calculator.
Read Full Guide →Complete Bathroom Sizing & Buying Guide
From heated towel rails to modern suites — how to plan a bathroom renovation that lasts.
Read Full Guide →Air Source Heat Pumps & The BUS Grant
Are heat pumps worth it? We breakdown efficiency ratings, running costs, and how to claim the government grant.
Read Full Guide →