Protecting Your Kamado from Salt and Sea Air on the Coast

A kamado's ceramic is virtually indestructible against salt air: it doesn't rust, doesn't corrode, doesn't care about humidity. The problem is everything else. The air on the Costa Blanca carries suspended sodium chloride, and salt is hygroscopic: it pulls moisture from the air and holds it against the metal. As a result, metal surfaces stay damp far longer than you'd think, even without rain.

Add to that the Levante's high relative humidity, which in summer sits around 70-80 % overnight. Salt plus water plus oxygen is the exact recipe for rust. That's why an identical kamado lasts much longer in Madrid than in Torrevieja if it's neglected.

The mental shift: here you're not protecting against rain, you're protecting against the air. Even if it doesn't rain for weeks, salt keeps settling every night with the sea breeze. Protection has to be continuous, not reactive.

Not every part of the kamado runs the same risk. The ceramic and cast-iron grates hold up fine; what we watch at home are the exposed steel and brass pieces. Here is our table of vulnerable parts and how to protect them, ranked by urgency in a coastal climate:

If you can only watch two things, make them the metal hinge bands and the hardware: they're the first to pit and the most visible. A wipe of oil there every fortnight completely changes the kamado's lifespan.

The protection that works is the kind that fits into a short routine. Ours in Torrevieja is this, and we do it every two or three weeks, more often in high summer when the breeze picks up:

1. Run a dry cloth over all the metal bands, the hinge, the hardware and the thermometer bezel to remove the salt that has settled. If you see a whitish dust, that's salt.

2. If salt has caked on, clean it with a barely damp cloth and dry it immediately — never leave moisture on the metal.

3. Apply a very thin coat of oil to the steel parts: the hinge and vent bands, the bolts and nuts. Cooking oil (sunflower, olive) or a light mineral oil works fine; what matters is a thin film, not a puddle.

4. Check the bolts: if you spot an early orange speck, scrub it with a fine scouring pad, dry and oil it. Don't wait.

5. Only cover it once everything is dry. Done with discipline, this single habit is 80 % of the protection. Our cleaning and maintenance guide covers general care in depth.

Here's the most common mistake we see on the Costa Blanca: covering the kamado with a cheap, waterproof plastic cover. In a marine climate that backfires. A 100 % sealed cover traps the moisture rising from the warm ceramic and the ground, creating a damp chamber around the metal — a rust greenhouse. The plastic also cracks under the Levante sun in a couple of summers.

What we want is a breathable cover: a technical fabric that repels rain but lets vapour escape, with vents. Brands like Coverstore or Classic Accessories work with these fabrics; on a tight budget there are decent universal covers, but check that they breathe.

Two details that matter on the coast: a snug fit so the sea wind doesn't lift it (a bottom strap or drawstring), and a light or UV-opaque colour, because the Mediterranean sun degrades dark fabrics faster. And we'll say it again: never cover a kamado that's damp or hot.

The step most people skip is the cheapest one: drying it before covering. The kamado's ceramic is porous and absorbs moisture; if you cover it wet after rain or after steam-cooking, that water gets trapped under the cover and migrates to the metal. After rain, leave the kamado uncovered for a few hours in sun or breeze so the ceramic can breathe, and only then put the cover on.

If you've cooked and the lid is hot, wait until it has cooled completely: covering it hot creates condensation inside the cover. Ideally, wipe the thermometer bezel and the gasket area dry with a cloth before closing up.

On location: if you can, place the kamado under a porch or eave, not in the open facing the sea. Every metre of shelter from the sea wind counts. Storing the grate and deflector indoors between cooks also extends their life. And our kamado in winter guide has the details for the rainier months and Levante storms.

Salt air doesn't bite equally all year on the Levante, so we adapt the care to the season. Summer is the critical period: humid nights, a strong sea breeze and heavy use. Here we oil every two weeks and dry religiously after every cook, because the overnight condensation is brutal a few metres from the sea.

Autumn and winter bring the Levante storms: rain with salt-laden wind hitting full force. After each storm, uncover it, let it dry and check the hardware; that's when early rust appears most. A breathable, well-secured cover is essential in these months.

Spring is a good time for a thorough check-up: scrub and oil all the hardware, confirm the gasket hasn't compacted, and replace pitted bolts with A4 stainless, which handles the marine environment far better. A well-seasoned, well-stored kamado reaches the next summer pristine, ready for some roasted seasonal vegetables or Galician-style octopus with a Mediterranean view.