Three methods, three completely different jobs. Fog and mist are liquid droplets that hit exposed pests and coat surfaces. Fumigation is a gas that fills a sealed space and reaches what droplets never can. Pick the wrong one and you pay for a treatment that cannot solve your problem. Here is how to match the method to the pest, what each costs in Dubai, and the licensing rules you need to know before you book.
Almost every wrong booking comes from missing a single distinction. Fog and mist are suspended liquid droplets. They drift through the air, contact exposed insects, and settle onto surfaces. They only treat what they can physically reach.
Fumigation is a true gas. Released into a sealed, airtight enclosure, it fills every void and penetrates cracks, timber, and the inside of packaged products. Gas is molecule size, fog is micron size, and that gap in scale is the whole story. A droplet cannot squeeze into the pores of a wooden beam or the middle of a sealed grain sack. A gas molecule can.
If the pest is out in the open, a liquid droplet can reach it. If the pest is hidden deep inside a structure or a product, you need a gas in a sealed space. That single test decides most jobs.
Thermal fogging. An insecticide, usually oil-based, is heated into a dense, visible white fog of very fine particles (approximately 0.5 to 10 microns; sources vary). It is built for large open outdoor areas where you want fast, wide coverage of adult mosquitoes and flying insects. The thick cloud drifts across gardens, grounds, and community spaces. It is not for enclosed indoor use.
Cold or ULV fogging. Air pressure atomises a solution, usually water-based, with no heat, producing a near-invisible fine mist (approximately 5 to 30 microns; sources vary). Because there is no heat and the carrier is water-based, it is safer for indoor and enclosed spaces such as warehouses and offices, and it doubles as a disinfection method. It targets flying insects and some exposed crawling insects.
Misting. The word gets used two ways, which is where much of the confusion comes from. When a Dubai pest control company quotes you a "misting treatment", it almost always means a technician walking your garden with a ULV cold fogger, coating foliage and shaded surfaces where mosquitoes rest. The second meaning is a fixed misting system: nozzles along a villa boundary or seating area that spray larger droplets (roughly 50 to 100 microns) on a timer to maintain a residual barrier. Both leave a residue on surfaces, which is what separates misting from a pure knockdown fog. The misting section below covers ingredients, frequency, cost and safety.
Fumigation. A penetrating gas is released into a sealed, airtight enclosure. It is the answer for whole-structure or whole-commodity problems: stored-product pests in warehouses and containers, grain, wood-boring insects and drywood termites inside timber, severe hidden infestations, and export or quarantine treatment. The modern standard fumigant is sulphuryl fluoride (SO2F2). Methyl bromide is being phased out globally under the Montreal Protocol because it depletes the ozone layer, so it is now restricted and not routinely used.
Describe the pest and the space on WhatsApp. We will tell you honestly whether you need fogging, misting, or true fumigation, and quote it same day.
| Method | What it is | Best for | Reaches eggs? | Occupied during treatment? |
|---|---|---|---|---|
| Thermal fogging | Heated oil-based insecticide as a dense visible fog | Large open outdoor areas, adult mosquitoes and flying insects | No, adult knockdown only | Cleared briefly, short ventilation time |
| Cold / ULV fogging | Cold-atomised water-based mist, near-invisible | Indoor and enclosed spaces, flying insects, disinfection | No, adult knockdown only | Cleared briefly, short dry and ventilation time |
| Misting (residual) | Larger droplets settling to a residual surface barrier | Residual crawling-pest control, ongoing outdoor mosquito suppression | No, does not reliably reach harbourage or eggs | Cleared briefly, short settling time |
| Fumigation | Penetrating gas in a sealed, airtight space | Warehouses, containers, timber, whole-structure hidden infestations | Penetrates deep, but weaker on eggs at standard doses | No, space must be fully vacated and sealed |
That usually means the eggs were never reached. Send us the details and we will recommend the treatment that actually clears the infestation.
Misting is the treatment most Dubai households actually book, usually for a villa garden in mosquito season, so it deserves more than a line in a table.
A ULV machine pushes diluted insecticide through a nozzle at high air speed, breaking it into droplets of about 5 to 30 microns. At that size they float long enough to hit mosquitoes in flight, then settle on the underside of leaves, hedges and shaded walls where adults rest during the day. The contact kill is immediate. The residue left on foliage keeps working for roughly 2 to 4 weeks, depending on sun, irrigation and rain.
ULV misting and thermal fogging are often confused because both make a cloud. ULV uses air pressure only, is quieter, and deposits onto surfaces, which suits residential gardens, majlis areas, pool decks and restaurant terraces. Thermal fogging heats the carrier into a dense visible smoke with finer particles, which penetrates open ground well but alarms neighbours and can scorch sensitive plants. That is why it turns up mostly in community-wide and municipal programmes rather than private gardens.
Only products on the Dubai Municipality approved list may be used. For outdoor misting the two you will see most are synthetic pyrethroids, man-made relatives of the pyrethrins found in chrysanthemum flowers:
Both attack the insect nervous system. At professional misting rates they carry low acute risk to people and mammals, but both are highly toxic to fish, which is why covering ponds is not optional.
The same ULV pass is routinely used on houseflies, drain flies, blowflies and midges around restaurant terraces and shisha areas, hotel pool decks, bin stores, labour accommodation courtyards and outdoor kitchens. It drops the adult population within minutes. What it cannot do is reach the breeding material: bin juice, a blocked gully trap, food waste in a drain, wet compost. Flies treated with misting alone come back within days. Pair the misting with source removal, which our guide on how to get rid of flies in Dubai walks through. For mosquitoes the equivalent step is clearing and treating standing water, covered in how to get rid of mosquitoes in Dubai.
Dubai has no real mosquito winter. Irrigation, construction pooling and water features give breeding sites all year, but pressure follows humidity. From April to October, when coastal humidity in areas like Jumeirah and the Palm often passes 70%, most villa gardens need a visit every 3 to 4 weeks. September and October are often the worst biting months for outdoor seating. From November to March, every 6 to 8 weeks is usually enough, or a single visit before an outdoor event.
| Space | Indicative one-off price | Notes |
|---|---|---|
| Apartment balcony or small outdoor area | From around AED 250 | Minimum call-out; often combined with another treatment |
| Villa garden, small to medium | AED 400 to 550 | Perimeter planting, hedges, shaded resting areas |
| Villa garden, large or heavily planted | AED 550 to 800 | Dense foliage, water features, boundary vegetation |
| Recurring schedule | Lower per visit than one-off | Maintaining control costs less than resetting it |
| Commercial terrace, hotel grounds, community areas | Quoted on site | Depends on area, access and treatment window |
Planted area moves the price more than plot size: a big lawn with a thin border is quick, a small garden packed with palms and hedging is slow. A single peak-season visit is the most expensive way to buy misting, because pressure rebuilds from neighbouring plots within weeks, so pricing the season usually works out cheaper.
Indoor misting is rarely the right call in a home. Droplets concentrate in enclosed rooms, and flying insects coming in through windows are better handled with residual treatment at entry points. Large warehouses and food facilities are the exception, using products approved for indoor use. Pets need more care than people after any treatment; our pet safety guide covers cats, fish and birds, and the aftercare guide covers what to clean and when.
Fogging kills the eggs. It does not. Fogging knocks down exposed adults. Eggs sit protected in harbourage the droplets never reach, so a repeat visit timed to the hatch is often needed.
Fumigation is just a fancier word for fogging. Wrong. Fumigation is a gas released into a sealed space. Fogging is liquid droplets in open or ventilated air. They are not interchangeable.
A DIY fogger will clear bed bugs. It will not. Consumer foggers miss the eggs and deep harbourage, and bug bombs are documented as ineffective against bed bugs.
Thermal fog is stronger because you can see it. The visible cloud is just the heated carrier, not extra strength. ULV fogging can carry an equally effective active ingredient in finer droplets, and it is safer indoors.
These figures are indicative and vary by property size, pest, and company. Treat them as a planning range, not a fixed quote.
One warning worth repeating: some listings advertise cheap fumigation that is really a fogging or spray upsell. If a price looks far below the fumigation range above, ask exactly what method and permit the job involves before you book. Our pest control cost guide breaks the pricing down further.
Pest control in Dubai is regulated, and it matters for fumigation in particular.
PestsGone is a Dubai Municipality-approved company using only approved chemicals. The right method for your property depends on the pest, the structure, and the level of infestation, so we defer the specifics to a site survey rather than guessing over the phone.
Tell us the pest and the space. We will confirm whether you need fogging, misting, or licensed fumigation, and book a survey with a real quote.