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Oak Cladding
Oak cladding boards in tongue and groove (130×18 mm) and a reversible half lap profile (180×18 mm). Oak is Durability Class 2 with the longest track record outdoors of any cladding timber, and its open grain and honey brown colour give a facade real depth. Stocked in our warehouse and delivered across Ireland.
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Oak Cladding for Sale in Ireland
Oak has clad buildings in Ireland for centuries, and no timber you can specify today has a longer proven life on an exterior wall. We stock oak cladding boards in two profiles, stocked in our warehouse and delivered across Ireland.
Why Choose Oak Cladding
- Durability Class 2: naturally resistant to rot, insect attack and fungal decay, with no chemical treatment.
- Hard wearing: at around 720 kg/m³, a heavy board that stands up to knocks.
- Open grain and honey brown colour: a depth of texture softer species can’t match.
Oak Cladding Profiles and Sizes
Choose the profile for the look, then the length for the wall on the product page: longer boards mean fewer joints on long runs, shorter boards are easier to lift, and whatever length you choose, plan the joints to land on a batten. Enter your wall area in the calculator on the product page and it works out how many boards you need; the cart adds the fixings and extras.
Oak T&G Cladding
The T&G boards are 130×18 mm and lock together into a tight, flush face. You can fix them vertically, horizontally or on the diagonal, which makes this the more versatile of the two profiles.
Oak Reversible Half Lap Cladding
The half lap is a wider 180×18 mm board with a lap on each face, so you choose on site between a crisp shadow line and a flatter lap. It is best for horizontal external oak cladding.
Oak vs Other Cladding Timbers
Oak is our heaviest, most traditional cladding. Iroko cladding is a tropical hardwood with a smoother, more golden face. Larch cladding is a lighter, more affordable softwood with a similar rustic feel.
Installing Oak Cladding
- Fix to treated battens over a breather membrane, with a ventilated gap of at least 20 mm behind the boards. Oak is heavy, so size the battens and fixings for the load.
- Use A2 or A4 stainless steel fixings only. Oak’s tannin reacts with galvanised and mild steel and leaves black streaks.
- Pre-drill near the board ends to stop splitting.
- Fine surface cracks, called checking, are normal as oak settles outdoors and don’t shorten its life.
- New oak releases tannin in the first rains, so protect light render or paving below while it settles.
Oiling Oak Cladding
Oak doesn’t need treating to last, but left bare it weathers to a silver grey within the first year. Most people oil it to keep the honey brown. Use a hardwood oil made for European oak, apply it in the first few months, and refresh it every two or three years. See our wood oils and stains.
For oak in beam and post sections, see our oak beams and posts. For every species and profile we stock, browse all our timber cladding.
Frequently Asked Questions About Oak Cladding
Can oak cladding be used outside?
Yes. Oak is rated Durability Class 2 and resists rot, insects and fungal decay naturally. It has the longest track record outdoors of any timber cladding species we stock, and its density (around 720 kg/m³) gives the surface real depth.
How does oak cladding weather?
Oak arrives a warm honey-brown with its distinctive open grain. Left untreated, it weathers over about the first year to a soft silver patina. To keep the honey tone, use a hardwood oil made for European hardwoods and refresh it every two or three years.
What fixings should I use for oak cladding?
Use only A2 or A4 stainless steel fixings. Oak’s high tannin content stains galvanised and mild steel with black streaks. Pre-drill near the board ends to prevent splitting.
Is it normal for oak cladding to crack?
Fine surface cracks, called checking, are normal as oak adjusts to outdoor conditions. They are part of the timber’s character and do not shorten its lifespan or reduce its weather resistance.
What oak cladding profiles do you stock?
We stock oak T&G boards at 130×18 mm and a reversible half lap board at 180×18 mm, and you choose the length on the product page. Oak boards are heavy, so allow for lifting and substructure load.



