Fire Extinguishers & Blankets: 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.
Our pick: the Premium FSS UK 1 KG ABC Dry Powder BSI Kitemarked Fire Extinguisher with CE Marked Fire Blanket — Ideal for Homes, Boats, Kitchens, Workplaces, Cars and Garages — the best Fire Extinguishers & Blankets we tested, from £25.99.
So you’ve invested in a fire extinguisher or fire blanket – excellent; preparedness is key when it comes to home safety. Often, minor issues can prevent these vital devices from working as intended, so let’s explore some common problems and simple checks you can perform, focusing on things like battery life, powder dispersal, or blanket folds for optimal readiness. This guide offers troubleshooting advice applicable to products such as those from FSS UK, Firexo, or Ram, helping you ensure your extinguisher or blanket is in the best possible condition for use – always consult a qualified professional if the issue persists.
See the full range in Fire Extinguishers & Blankets.
#1 Pick
Premium FSS UK 1 KG ABC Dry Powder BSI Kitemarked Fire Extinguisher with CE Marked Fire Blanket — Ideal for Homes, Boats, Kitchens, Workplaces, Cars and Garages- 1kg
£25.99
Pros
- BSI Kitemarked extinguisher backed by a CE marked fire blanket bundle
- 1kg ABC dry powder tackles multiple fire classes
- Versatile enough for home, car, boat or workplace use
Cons
- Dry powder extinguishers leave residue that needs cleaning up after use
#2 Pick
Firexo All in One Stainless Steel Fire Extinguisher 500ml, Chrome — Multipurpose Extinguisher for ALL FIRES inc. Li-ion Battery Fires- 500ml
£32.04
Pros
- Rated for all fire classes, including lithium-ion battery fires
- Compact stainless steel canister suits kitchens and cars
- EN3 & CE certified with a 3-year warranty
Cons
- Smaller 500ml capacity than full-size extinguishers — best as a first-response unit
#3 Pick
Ram Large 1M x 1M Fire Blanket with Loops, Office Kitchen Safety Home Fire Blanket, Wall Mountable- 1m x 1m
£9.99
Pros
- 1m x 1m size suits kitchen hobs and pans
- Pull-down loops for quick deployment
- Wall mountable bracket included
Cons
- Single-use item once deployed
#4 Pick
Firexo All in One Fire Extinguisher (2 Litre / 2kg) — Multipurpose Extinguisher for ALL FIRES Inc. Li-ion Battery Fires- 2 litres
£44.99
Pros
- Single extinguisher rated for all fire classes including lithium-ion battery fires
- EN3 & CE certified with 5-year warranty
- Wall hook included for easy mounting
Cons
- Pricier than a single-purpose ABC powder extinguisher
FAQ
My fire blanket won’t pull out from its casing – what could be wrong?+
Firstly, check the retaining strap or clip is fully released. Sometimes it can get stuck; gently pulling on the handle while releasing the clip might free it. If the strap seems jammed, don't force it – contact the manufacturer for advice as there may be a mechanical issue.
My fire extinguisher isn’t turning on when I press the lever – is it faulty?+
Ensure the extinguisher has sufficient pressure; check the gauge regularly. A low pressure reading could prevent activation, although this usually requires professional servicing. If the pressure seems correct and you're still experiencing problems, consult the manufacturer’s instructions or a qualified fire safety technician.
My fire extinguisher is making a hissing sound – what does this indicate?+
A hissing sound often suggests propellant leakage. While not immediately dangerous, it signifies a loss of pressure and potential malfunction. Carefully inspect the nozzle for any visible damage or residue; if you notice anything unusual, discontinue use and contact the manufacturer.
My fire blanket feels damp – why is this happening?+
Fire blankets are designed to absorb moisture from the air, so a slight dampness is normal. However, excessive dampness could indicate a compromised seal or damage to the protective cover. Ensure the blanket is stored in a dry location and inspect for any tears or defects.
My fire extinguisher isn’t spraying effectively – what am I doing wrong?+
Check that there are no blockages within the nozzle by visually inspecting it. Ensure the lever is being fully depressed; some extinguishers require a firm, deliberate action to release the pressure. If the spray remains weak after these checks, seek professional servicing.
I've cleaned my fire blanket, and now it’s leaking – what should I do?+
Leaks in fire blankets are rare but indicate a breach of the protective material. Immediately discontinue use and store the blanket safely away. Replacement is often the safest course of action as further exposure could compromise your safety.
My fire extinguisher's pressure gauge isn’t reading correctly – should I worry?+
Pressure gauges can drift over time due to temperature fluctuations or internal changes. However, a significantly inaccurate reading suggests a potential problem with the system. Do not rely on an incorrect gauge; professional inspection and recalibration are essential for accurate readings.
My fire blanket feels stiff – is it still good?+
Fire blankets can become stiff due to moisture absorption or changes in material properties over time. Gently flexing the blanket may restore some pliability, but if it remains significantly rigid, it's advisable to replace it for optimal performance.
My fire extinguisher has a strange odour – what does this mean?+
An unusual odour from a fire extinguisher could indicate propellant degradation or contamination. Discontinue use immediately and store the extinguisher in a well-ventilated area away from ignition sources. Professional assessment is needed to determine the cause.
My fire blanket’s handle feels loose – should I be concerned?+
A loose handle could compromise your ability to quickly deploy the blanket in an emergency. While a simple tightening might seem like a solution, this is often indicative of a manufacturing defect or wear and tear. Replacement is recommended for safety reasons.
In depth
The extinguisher isn’t responding when I pull the pin – it seems jammed.
It's frustrating to find your fire extinguisher unresponsive, particularly when you need it most. Often, the issue is surprisingly simple and easily rectified with a few basic checks. The initial difficulty pulling the activating lever can stem from several factors, frequently involving residue or slight obstruction within the mechanism. First, ensure the extinguisher has been stored in a temperature-controlled environment; extreme heat can cause internal components to expand, making activation more difficult. Next, check for any visible debris around the trigger – dust, dirt, or small particles can build up and impede the lever’s movement. Gently blowing compressed air into the nozzle (after ensuring it is pointed away from yourself and anyone nearby) might dislodge these obstructions. It's also possible that the pin itself is slightly misaligned. Carefully attempt to wiggle the pin back and forth while simultaneously pulling on the activating lever. Avoid excessive force; a gentle, controlled movement is key. If after this initial assessment the lever still feels stuck or unresponsive, discontinue attempting to operate it manually. This is crucial – forcing the mechanism could cause damage or compromise its functionality.
The extinguisher won’t activate even with the pin pulled.
If the pin has been successfully removed and the activating lever is being pulled as expected, but the extinguishing agent isn't deploying, there are still several common causes to investigate. Firstly, check the pressure gauge; a reading significantly below the operating range indicates a lack of pressure within the cylinder, which obviously prevents activation. Ensure the extinguisher hasn’t been subjected to extreme temperatures – prolonged exposure to heat can deplete the propellant. Inspect the nozzle for any blockages. A small piece of debris could be obstructing the flow of the extinguishing agent, so carefully clear it with a clean, dry cloth or compressed air (again, directed away from yourself). Furthermore, confirm that the extinguisher has been stored upright; tilting the cylinder can affect the internal pressure and potentially prevent proper operation. If you’ve checked all these aspects and the extinguisher remains unresponsive, do not continue to pull the activating lever. This could lead to a dangerous build-up of pressure within the cylinder.
There's an unusual hissing or buzzing sound coming from the extinguisher.
Unusual noises emanating from your fire extinguisher should always prompt caution. A persistent hissing or buzzing sound often indicates a problem with the propellant’s pressure regulation system, and it is critical to address this immediately. Initially, check the surroundings for any potential sources of vibration that could be amplifying the noise. Secondly, verify that the extinguisher is stored on a stable surface – movement can create vibrations that exacerbate existing issues. Examine the nozzle for cracks or damage; even minor imperfections can allow air leaks and contribute to the noise. Be mindful that some small amount of hissing is normal when the extinguisher is first used or after prolonged storage as residual propellant gas escapes. However, if the sound is loud, continuous, or accompanied by any other abnormal symptoms, cease using the extinguisher and seek professional assistance.
The extinguishing agent isn’t deploying effectively – it's a weak spray.
A weak or ineffective spray from your fire extinguisher can be concerning, particularly when you're relying on it for crucial fire suppression. The most frequent reason is often related to low propellant pressure; check the gauge carefully. If the reading is below the recommended operating range, the extinguishing agent won’t have sufficient force to effectively disperse. Also, ensure that the nozzle isn’t clogged – debris can restrict the flow of the agent, leading to a reduced spray pattern. Cleaning the nozzle with compressed air (again, directed away from yourself) might resolve this issue. Another potential cause is the age of the extinguisher; over time, propellant can degrade, reducing its effectiveness. If you are still experiencing a weak spray after these checks, it’s advisable not to rely on the extinguisher and contact the manufacturer or a qualified fire safety professional for inspection and possible servicing.
There's a visible leak from the extinguisher cylinder.
A visible leak is undoubtedly a serious issue that demands immediate attention. Any leakage of the extinguishing agent represents a significant hazard, both due to the potential environmental impact and the loss of pressure necessary for effective operation. Firstly, ensure the extinguisher is stored upright – leaks are more likely to occur when the cylinder is tilted. Carefully inspect all connections and fittings on the extinguisher for signs of damage or corrosion; even small imperfections can develop into larger leaks over time. Do not attempt to repair the leak yourself; this requires specialized knowledge and equipment. If you observe a leak, immediately move the extinguisher to a safe location away from any ignition sources and contact the manufacturer or a certified fire extinguisher service provider for professional assessment and repair – delaying action could have serious consequences.
The extinguisher feels unusually heavy.
A sudden increase in weight can signify a loss of pressure within the cylinder, which significantly impacts its performance. Initially, check the pressure gauge to determine if it's reading lower than normal; this is the primary indicator. Ensure the extinguisher hasn’t been subjected to physical impact or dropped – damage can compromise the integrity of the cylinder. A reduction in pressure renders the extinguishing agent ineffective and creates a safety hazard. Given the potential for serious consequences, cease using the extinguisher immediately and seek advice from the manufacturer or a qualified fire safety technician.
I'm not sure if I've used all the extinguishing agent – it feels partially depleted.
While it’s difficult to accurately gauge remaining capacity without specific markings on your model, a noticeable feeling of depletion warrants careful consideration. Check the pressure gauge; a low reading indicates that the extinguisher has discharged a significant portion of its contents. Extinguishers are designed for short bursts of use during emergencies, and repeated activation can quickly reduce the available agent. Furthermore, inspect the cylinder itself for any signs of damage or deformation – these could indicate internal issues. If you suspect you’ve used more than the recommended amount, it's prudent to have the extinguisher professionally inspected to ensure its continued functionality and safety.
The extinguisher is displaying a damaged or obscured nozzle.
A compromised nozzle can severely limit the effectiveness of your fire extinguisher. Carefully examine the nozzle for any cracks, bends, or obstructions. Even minor damage can disrupt the flow of the extinguishing agent and reduce its range and coverage. If the nozzle appears distorted or blocked, it’s best to avoid attempting to use it – relying on a damaged nozzle could compromise the extinguisher's ability to perform effectively in an emergency. Contact a qualified fire safety professional for inspection and potential replacement.
The extinguisher won’t activate after I’ve performed all these checks.
If you have diligently followed all the preceding steps—checking pressure, cleaning, inspecting connections, and verifying proper operation—and the extinguisher still fails to respond, it's crucial to recognise that this situation demands immediate professional attention. Continuing to attempt activation could escalate the risk of a dangerous build-up of internal pressure within the cylinder. The presence of any residual propellant, combined with potential mechanical issues, represents a serious hazard. Contact the manufacturer’s customer support line or arrange for an assessment by a certified fire extinguisher service provider without delay. Do not rely on self-diagnosis or continued attempts to operate the device; safety should always be your priority.