Floorboard oak Country 150mm, bevelled on 4 sides, sanded, unfinished

Floorboard oak Country 150mm, bevelled on 4 sides, sanded, unfinished.      Product code.
Large whole branches, spalted broken branches and cracks, and occasional maltwood are allowed in this flooring grading, giving this flooring grading a certain warmth.
Knots up to 100mm, tonal differences, splintered cracks and maltwood are allowed.   These floorboards are made of oak throughout, the edges of the floorboards are bevelled on four sides and the boards are sanded and ready for finishing.
Depending on the thickness of the solid wood floorboards, they can be sanded up to 10 times.
The floorboards are suitable for installation by the glue down method on plywood/OSB or concrete.
The product is suitable for use with most types of underfloor heating (in the case of infrared heating, check with the heating solution supplier for suitability).