When acceptable temperature and humidity are maintained, natural hardwood flooring retains its geometrical dimensions very well. Interiors where Coswick floors are to be installed need to maintain temperature in the rage of 15-25°C and relative humidity in the range of 40 – 65% (for engineered hardwood flooring), and 45 – 55% (for solid hardwood flooring). While methods for ensuring the proper microclimate might differ, it is imperative that it is continuously maintained based on accurate measurements of indoor temperature and humidity.