chestnut

We're re-placing a garden pergola made of wood which has seen better days. We were advised to use Chestnut poles for the vertical posts as they last longer than other types of wood - so have bought a set of these together with the appropriate number of bags of PostCrete. However, we've now been...

What recommendations for finishing a solid chestnut floor? I have read that because of the high tannin content, not all products are compatible, but I haven't found any specific advice about Chestnut on manufacturer websites. Hard Wax or another Matt finish preferred...