Unvented Hot Water Cylinder Cost Calculator 2025

Thinking about upgrading your hot water system but worried about how much it might set you back? Whether you’re looking at a simple replacement or going for a complete system conversion, getting to grips with unvented hot water cylinder costs can feel a bit like trying to read the manual in a steamy bathroom – not exactly crystal clear!

But don’t worry – we’ve created this handy calculator to help you work out the damage to your wallet before you dive in. Just pop in what type of cylinder you’re after (direct or indirect), the size you need, and whether you want any extras like premium brands or new pipework, and we’ll give you a pretty good idea of what you’re looking at cost-wise. And because time is money, we’ll even tell you how long the installation should take!

Unvented Hot Water Cylinder Cost Calculator

Get an instant estimate for your hot water cylinder installation

Estimated Total Cost

£0
*This calculator provides an estimate based on average UK prices from January 2025. Your actual costs may vary depending on your location, specific requirements, and chosen installer. All installations must be carried out by a professional with an Unvented G3 certificate. We recommend getting multiple quotes from certified professionals for accurate pricing.

Get A Quote

Now that you know how much the job should cost, feel free to use our quote system below where you will receive 4 quotes from trusted tradesmen in your area.