Windows on Finance in the UK: All Options Explained (2025)

Whether you're replacing draughty single glazing or you want a more modern look to your home, windows on finance make it easier to afford the home improvements that you need. This article breaks down the finance options available to you, highlights some of the key benefits, and we'll show how you can go about new window installation without breaking the bank.

If you want to save money on new windows, comparing quotes is an important step. But searching for reliable installers and getting quotes on your own can be time-consuming and frustrating.

That’s where WhatCost comes in. Just fill out a quick 30-second form, and we’ll do the hard work for you. You’ll receive up to 4 free, no-obligation quotes from trusted window installers so you can easily compare and choose the best deal. Click the button below to get started.

Windows on finance lets you spread the cost of your new windows over time. This makes it easier to upgrade without a large upfront payment. 

These plans exist to make home improvements more accessible and affordable, especially in cases when the total new window cost is too much to pay at once. By offering various payment options, window companies help customers manage their budgets and get energy-efficient, secure windows sooner rather than later. 

Window finance plans are designed to give flexibility in how you pay. Instead of paying the entire amount at once, you can choose from several options, such as paying upfront, flexible monthly payments, buy now pay later, or interest-free credit. 

Simply paying the full amount at once may be the easiest option, but depending on your budget and the total cost, it may not be all that feasible.

'Buy now pay later' option lets you delay payments for a set period after installation. This gives you an agreed grace period before starting payments, handy if you need an unexpected installation but need time to make up the cash.

Interest-free credit means you pay no interest over the repayment term.

Financing new windows can be the best way to upgrade your home without worrying about the upfront cost. Here are some of the main advantages:

Several UK government schemes offer support with double glazing costs, though eligibility is often means-tested and based on income, benefits, or specific needs, like age or disability. Here's an overview of your options:

Double glazing is sometimes only classed as a secondary measure, meaning it’s only available if you first qualify for a primary improvement, such as insulation or renewable heating. 

If window grants aren't available, then you could consider secondary glazing as a cheaper alternative to full double glazing.

Other potential sources of help include:

With several finance options available, the best choice really depends on your personal circumstances, like how much you can comfortably repay each month, your available deposit, and the energy savings you expect from new windows.

For example, interest-free credit may suit you if you can pay off the cost quickly without added charges, while flexible monthly payments could be ideal if you need more time and lower monthly commitments. Government schemes and grants may also be available depending on your location and eligibility.

But no matter your situation, the smartest way to save money is by comparing quotes. Installation costs and finance deals can vary widely between providers, so it's important to know what you're getting.

With WhatCost, you can get up to 4 free, non-binding quotes from trusted window installers near you. Not only will you find a fair price, but you'll also be able to explore available finance options directly with each company.

Click the button below to start comparing and find the best deal for your home.