Supplying the 'Coast Salt Weathered Oak' wood for Canopy & Star Treehouses we helped to give a simple Scandi feel to the main living space the Chemically stained salt water treated European Oak boards, available in mixed width options and tailored to your project. Grey, textured & lightly distressed with patches of wire brushed thick ivory paint. 

This wood looks beautiful on the floor and even up the wall!

https://timberedflooringco.london/products/cat6/product/coast-salt-weathered-oak-lightly-painted

https://www.canopyandstars.co.uk/britain/england/sussex/downash-wood/the-oakey-koakey-treehouse