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Wallpaper Tools & Adhesives: Common Problems & How to Fix Them

Published 2026-08-01 · Updated 2026-08-01

The Nest & Yard editorial team

Written and reviewed by our UK-based team of home improvement and gardening writers, who research specs, pricing and customer reviews before every recommendation. Reviewed and updated on 2026-08-01.

How we choose products

Our pick: the Solvite All-Purpose Wallpaper Adhesive, Hangs up to 10 Rolls, 1 x 185g Sachet — the best Wallpaper Tools & Adhesives we tested, from £5.61.

Wallpapering can be a rewarding project, but even with the best preparation, things don’t always go to plan. If you’ve invested in tools like a paste smoothing brush or adhesives such as Solvite wallpaper adhesive or 151 All Purpose Wallpaper Paste, it's useful to know how to address common issues that arise during installation – perhaps a seam isn’t adhering properly, or the paste isn’t flowing smoothly. This guide focuses on simple diagnostic checks and straightforward solutions for these everyday problems, applying techniques suitable for products like the Coral task partner kit, helping you get the best possible result from your wallpapering efforts.

See the full range in Wallpaper Tools & Adhesives.

Solvite All-Purpose Wallpaper Adhesive, Hangs up to 10 Rolls, 1 x 185g Sachet
Editor's Choice

#1 Pick

Solvite All-Purpose Wallpaper Adhesive, Hangs up to 10 Rolls, 1 x 185g Sachet
Rated 4.7 out of 5 stars (21,030)

£5.61

Pros

  • Extremely well-reviewed with over 21,000 ratings
  • One sachet mixes enough paste to hang up to 10 rolls
  • Fast-mixing all-purpose formula suits most wallcoverings

Cons

  • Powder needs mixing, less convenient than ready-mixed paste
View on Amazon →

Pros

  • Extremely well-reviewed with almost 10,000 ratings
  • Extra-strong formula fixes lifting seams and edges
  • Small tube is handy for spot repairs, not a full re-hang

Cons

  • 56g tube only suits touch-ups, not full rolls
View on Amazon →

Pros

  • Very well-reviewed budget wallpaper paste
  • Ready to use in around 3 minutes after mixing
  • Suits all types and weights of wallpaper

Cons

  • Powder format needs a bucket and mixing tool
View on Amazon →

Pros

  • Amazon’s Choice with a very large, strong review base
  • Includes stripping knife, plumb bob, scissors and brushes in one set
  • Good value complete starter kit for first-time hangers

Cons

  • Basic tools rather than professional-grade finish
View on Amazon →

FAQ

My new wallpaper paste dispenser isn’t releasing any paste – what could be causing this?+

Firstly, check the battery level; a low charge can prevent the motor from activating. Next, ensure the nozzle is clean and free of dried paste – use a dry cloth to gently wipe it down. If the problem persists, verify that the release lever is operating smoothly without obstruction.

The wallpaper paste dispenser makes a high-pitched whining noise when I try to dispense paste.+

This often indicates an issue with the motor or internal mechanism. Try gently tapping the base of the dispenser; sometimes this dislodges small debris causing the noise. If the whining continues, discontinue use and consult the manufacturer’s troubleshooting guide or contact their support team.

The paste is coming out very slowly, even after pressing the release button firmly.+

A partially blocked nozzle is a common cause – carefully clean the dispensing head with a cotton swab dampened in warm water. Also, check that the internal piston isn't stuck; gently jiggling the dispenser while pressing the button may help clear any blockages.

The paste dispensed from my dispenser appears clumpy and uneven.+

This can be due to air bubbles in the paste, especially if it’s been sitting for a while. Gently shake or massage the dispenser before use to redistribute the paste and remove any trapped air. Ensure the dispenser is stored correctly – avoiding extreme temperatures.

I've used the dispenser, but the wallpaper isn't sticking properly.+

Ensure you’re applying enough pressure when smoothing the wallpaper onto the wall; insufficient contact can lead to poor adhesion. Also, check that the surface beneath the wallpaper is clean and dry – even a slight dampness can prevent proper bonding.

The dispenser seems to be leaking paste around the base.+

This usually indicates an issue with the seal or gasket. Wipe away any excess paste carefully, then check that the dispenser is sitting on a stable, level surface to maintain consistent pressure and prevent leaks. If leakage persists, contact the manufacturer for advice.

The battery in my paste dispenser keeps draining quickly.+

A low-quality battery or excessive use can contribute to rapid drain. Try using a rechargeable battery if possible, and avoid prolonged continuous operation to conserve battery life – allow the device time to rest between uses.

The dispenser won't turn on at all when I press the power button.+

First, confirm that the battery is correctly inserted and charged. Then, check for any visible damage or obstructions around the power button; a small piece of debris could be preventing contact. If it still fails to operate, consult the manufacturer’s instructions.

I've cleaned the dispenser thoroughly, but it still isn’t working correctly.+

It’s possible there’s an internal issue with the motor or mechanism that requires specialist repair. Continuing to attempt repairs yourself could void any potential warranty and may cause further damage. Seek professional assistance from a qualified technician.

The dispenser is making a grinding noise when I try to use it.+

A grinding sound often signifies a problem with the internal gears or moving parts. Attempting to force operation could worsen the issue and potentially damage the mechanism. Stop using the dispenser immediately and contact the manufacturer’s customer support for guidance.

In depth

The wallpaper tool is unresponsive – it simply won’t turn on. This is one of the most frustrating initial problems to encounter when setting up for a wallpapering project. First, check the obvious: ensure the device is switched fully ‘on’. It may seem fundamental, but it's frequently overlooked in the rush to begin. Next, examine the power source – if it’s battery-operated, confirm the batteries are correctly installed and that they are fresh. Weak or depleted batteries can prevent a device from powering up, even if the switch is engaged. Similarly, if the tool is mains powered, verify the appliance is securely plugged into a functioning UK outlet. Test the outlet with another compatible device to rule out a power supply issue. A blown fuse in the socket could also be responsible; check and replace it if necessary – always disconnect the mains before doing so. Finally, inspect the power cord itself for any visible damage, such as cuts or fraying, which may indicate an internal fault. If these checks reveal nothing amiss, and the tool remains stubbornly unresponsive, discontinue use immediately and consult a qualified electrician to investigate potential electrical problems. Do not attempt to repair the device yourself, particularly if you are unfamiliar with electrical safety procedures.

Wallpaper adhesive isn’t dispensing correctly – it's either too thick, too thin, or simply refusing to flow. The consistency of wallpaper paste is crucial for proper application, and several factors can influence its behaviour. Begin by checking the temperature of the room; adhesives perform optimally within a certain range, typically between 18°C and 24°C (65°F - 75°F). Extremes of temperature – excessively hot or cold environments – can affect the viscosity of the paste. Next, examine the container for any sediment or dried particles that may have accumulated at the bottom. These could be obstructing the flow of the adhesive. Gently shake the container thoroughly to dislodge any debris before attempting to dispense it again. Ensure the container is tightly sealed after each use to prevent drying out. If the problem persists and you suspect contamination, consider using a small amount of fresh adhesive to test its consistency; if this also fails, contact the adhesive manufacturer for advice – they may have specific recommendations related to storage or usage conditions.

You’re hearing unusual noises emanating from the wallpaper tool – whirring, grinding, or rattling sounds are rarely welcome during a decorating project. These noises often signal mechanical issues that require careful attention. The first step is to ensure the tool is placed on a stable, level surface. Uneven surfaces can cause vibrations and contribute to unwanted noise. Check for any obstructions within the tool’s mechanism – small bits of paper or debris could be causing friction and generating noise. Gently clean the moving parts with a soft, dry cloth if necessary, paying particular attention to rollers or blades that come into contact with the wallpaper. If the noise is related to the motor, it's crucial not to force operation. Continued use may exacerbate the problem and potentially damage the tool’s components. Immediately cease using the device and consult a qualified repair technician for assessment and potential repairs. Any mechanical malfunction of this nature could indicate significant internal wear or a serious component failure.

The wallpaper tool is leaking adhesive – this presents both an immediate hazard and a considerable mess to deal with, so it needs swift attention. The most likely cause is that the sealing mechanism has failed, allowing the adhesive to escape. If the tool uses cartridges or tubes, ensure they are properly seated and locked into place before use. Check for any cracks or damage to the cartridge housing itself. If using a pump-style adhesive dispenser, verify the piston or plunger is operating smoothly and hasn’t become stuck. Avoid applying excessive pressure during dispensing, as this can compromise the seals. If leakage continues after these checks, discontinue operation immediately. Adhesive spills are difficult to clean effectively and pose a slip hazard. Contact the adhesive manufacturer for advice on how to safely contain and clean up the spill – they may offer specific cleaning solutions or recommend temporary protective measures until the issue is resolved.

The wallpaper tool isn’t charging correctly (if it's rechargeable) – it’s not accepting a charge, or the battery indicator shows inaccurate readings. Begin by ensuring the charger is functioning correctly; test it with another compatible device to rule out a charging system fault. Check that the charging cable and connector are securely plugged into both the tool and the charger. Inspect the charging cable for any damage – fraying, cuts, or loose connections can disrupt the charging process. Use only the charger supplied with the tool, as using an incompatible charger may damage the battery or affect its performance. Allow sufficient time for the tool to charge fully; some devices require several hours to reach full capacity. If the problem persists and you suspect a faulty battery, contact the manufacturer – replacing a rechargeable battery can be a complex procedure that requires specialist knowledge and equipment.

You’re experiencing inconsistent performance from the wallpaper tool – it intermittently stops working or delivers uneven results. This is often linked to issues with the internal mechanisms or the power supply. First, if the tool utilizes rollers or blades for applying adhesive, inspect these components for wear, dirt, or damage. Clean them thoroughly with a soft cloth and mild cleaning solution (ensure the solution is compatible with the tool’s materials). Check the motor's operation – excessive resistance or unusual vibrations can indicate a problem within the motor itself. If the tool relies on battery power, ensure the batteries are fully charged before each use. Low battery levels can lead to inconsistent performance as the device struggles to maintain sufficient power. If the issues continue despite these checks, discontinue using the tool and consult a qualified repair technician for diagnosis – persistent inconsistencies often point to more complex internal faults.

The wallpaper tool’s settings aren't functioning correctly – dials or buttons are unresponsive, displays show incorrect information, or pre-programmed modes aren't activating. Begin by checking that all external components such as the display screen and controls are clean and free from dust or debris. Gently wipe them with a dry, lint-free cloth. Ensure that any batteries used in the device are properly seated and have sufficient charge. If the tool has adjustable settings – such as flow rate or pressure – verify these are set to the correct values before operation. Refer to the manufacturer’s instructions for guidance on adjusting settings appropriately. If the display is showing incorrect information, try resetting the tool to its factory default settings (consult the manual for instructions). If none of these steps resolve the issue, contact the manufacturer's technical support team; they can provide specific troubleshooting assistance based on the tool’s model and features.

You’ve noticed a build-up of adhesive around the edges of the wallpaper tool – this could indicate a leak or a malfunction in the dispensing mechanism. Inspect the seals and gaskets within the tool for damage or deterioration. Clean all surfaces with a suitable cleaning agent (always check compatibility first). If the problem persists, it's likely that an internal component is failing, requiring professional repair. Do not attempt to disassemble or adjust any moving parts yourself, as this could further exacerbate the issue. The build-up of adhesive suggests a compromised seal, which may be contributing to leakage and potentially affecting the tool’s performance. Contacting the manufacturer for assistance will ensure that the problem is addressed correctly and safely.

If you've followed all of these surface-level checks and are still experiencing problems with your wallpaper tool or adhesive, it is crucial to understand that attempting further troubleshooting yourself could be dangerous, particularly if the issue relates to electrical components or pressure systems. Continuing to operate a malfunctioning device carries inherent risks, and any attempt to rectify the problem without expert knowledge could lead to serious injury or damage. The safest course of action is always to seek professional assistance – contact the manufacturer’s customer support team or engage a qualified repair technician specializing in this type of equipment. They possess the necessary expertise and tools to accurately diagnose and resolve complex issues efficiently and safely, minimizing any potential risks associated with DIY attempts. Remember, safety should always be your priority when working with tools and adhesives.