uPVC window maintenance: How to keep them looking new

No one wants to be investing in new windows every few years, so it’s in everyone’s best interest to maintain them as best they can.

The good news is that uPVC window maintenance is relatively straightforward. With a little regular care, you can prevent costly repairs, maintain energy efficiency and enjoy clean, bright windows for years to come.

Key areas to target when it comes to uPVC windows include the frames, glass panes, hinges and locks. We recommend lubricating moving parts and using warm, soapy water with a soft cloth to clean the frames and glass.

As well as keeping your window squeaky clean, you can avoid common issues like discolouration, mould or stiff hinges. In this article, we’ll explore a few best practices to ensure you can get the best value from your glazing investment.

uPVC window maintenance: Where to start

Before diving into detailed maintenance, gather a few simple items:

• Warm water or warm soapy water for regular cleaning
• Soft cloths or soft white cloths
• Glass cleaner for sparkling window panes
• HG uPVC cleaner or a gentle soapy solution for stubborn grime or black mould
• Silicone spray or light oil for hinges and locks
• Vinegar or ammonia solution for tough stains (use sparingly)
• Avoid abrasive cleaners, steel wool, or harsh chemicals that can damage the uPVC surface

Once you have the right tools, maintenance is straightforward.

1. Cleaning uPVC frames

The most notable change can come with your uPVC window frames, sills and gaskets. To clear them of grime, simply wipe them with a damp cloth or soft sponge using warm soapy water.

After this, rinse with clean water and finally dry with a soft cloth. This removes dust, dirt, and pollutants that can lead to discolouration or stains. For tougher marks or mould, a uPVC cleaner or vinegar-based solution works wonders, especially on white uPVC frames.

2. Caring for glass and panes

Use a glass cleaner or a mild soapy solution with a lint-free cloth for the glazing itself. Avoid abrasive materials that could scratch the panes. For double glazing, check the edges for condensation or seal failure, which can compromise home energy efficiency and comfort.

3. Maintaining hinges and locks

Hinges, locks and handles need proper lubrication to prevent stiff operation or rust. Apply silicone spray or light oil to moving parts at least once a year. Operate the window several times to distribute the lubricant evenly.

4. Preventing draughts and moisture issues

Check seals and gaskets for cracks, warping, or seal failure. Damaged seals can cause draughts, reduce energy efficiency, and encourage condensation. Replace worn gaskets promptly to avoid costly repairs and home energy efficiency loss.

5. Spotting early signs of wear

Keep an eye out for:

• Stiff hinges or handles
• Discolouration or stains on frames
• Black mould or mildew
• Warping or cracks in the uPVC surface
• Condensation between panes

Identifying these issues early lets you take action before repairs or replacements are needed.

The importance of regular maintenance

Even low maintenance windows benefit from a little TLC. Regular care protects your investment and ensures they last longer.

Extended lifespan

Well-maintained windows resist wear and tear, lasting many years longer. Regular cleaning and lubrication prevent stiff hinges, warped frames, and seal failure.

Improved performance

Keeping frames and window panes clean ensures smooth operation and proper ventilation. Effective seals help maintain your home’s energy efficiency, keeping energy bills down.

Improved security

Lubricated and regularly checked locks and hinges reduce the risk of mechanical failure, keeping your home safer.

Maintained appearance

Routine cleaning keeps white uPVC frames and coloured finishes looking bright and fresh, avoiding discolouration and grime build-up. A glossy finish also helps repel dirt, reducing the need for aggressive cleaning.

uPVC windows from Leamore Windows

At Leamore Windows, we manufacture most of our VEKA uPVC windows in-house. This means we can cut out the middleman, deliver consistent quality, offer lower costs, and maintain independent quality testing. Our West Midlands customers enjoy durable, energy-efficient windows that look great and perform for years.

Our range includes:

• Casement windows: The UK’s most popular style, these open either inwards or outwards from a singular hinge. Famed for simplicity efficient operation.
• Flush sash windows: The glass sits completely level with the frame. This creates a traditional-looking window, an aesthetic that is in high demand.
• Tilt & turn windows: Opens inward in two ways, either securely in the top corner for controlled ventilation, or fully for simple cleaning.
• Vertical sliding windows: Two independently opening panels, excellent for ventilation. It’s a window style associated with traditional properties.
• Residence Collection: Designed to combine the traditional, in-demand appearance of timber with the low maintenance and thermal benefits of uPVC.

All windows come in a wide selection of colours, including white, anthracite grey, chartwell green, cream, and woodgrain finishes.

Our hardware options include multi-point locking systems, chrome, gold, satin, or black handles, and decorative options like Georgian bars and leaded glass.

FAQ: How often should I perform uPVC window maintenance?

It’s a good idea to clean frames and glass at least every three months, lubricate hinges once a year, and inspect seals and gaskets for wear regularly. Little maintenance prevents stiff hinges, draughts, and condensation, saving money on future repairs.

FAQ: Can I use any cleaner on my uPVC frames?

No, always use warm water, soapy solutions, or a HG uPVC cleaner. Avoid abrasive cleaners, steel wool, or ammonia-based products, which can scratch or discolour the plastic frames.

FAQ: What signs indicate I may need repairs or replacement?

Look for stiff hinges, seal failure, cracks, discolouration, or persistent condensation. If these appear, contact Leamore Windows for repairs or new installations. Regular maintenance helps spot problems early.

Who are Leamore Windows?

We’re an award-winning, family-run business established in 1983, serving homeowners across the West Midlands from Wombourne to Dudley. We manufacture most of our uPVC windows in-house, using VEKA profiles for high performance, durability, and low maintenance. Our range also includes doors, conservatories, tiled roofs, and roofline products.

Recognised for excellence, we’ve been featured on BBC One’s DIY SOS, won the Windows and Conservatories Business of the Year award eight times, and hold accreditations including FENSA. Visit our showroom or glass shop in Bloxwich, call us on 01922 473 737, or request a quote online. Let us help keep your windows looking as good as the day they were installed.