Q Phil:
have just purchased £1000 worth of solid oak for 35 MS lounge concrete
floor 15 year old house no damp do i float floor or seal floor and
stick to floor as guy in shop sugests at £150 for adhesive.
the room is 9Mx5M the solid wood is 120mm wide 18mm thick and various length planks
A WYL:
You can install the floor floating: use proper sound-insulation (preferably a combi-product that includes DPM and sound-insulation foam) and glue all T&G's with PVAC wood glue. Leave a minimum of 15mm expansion gap all around.