How do I read the specification sheets correctly?

Let's take a look at the specification sheet of one of our favorite models, the N-660-59FSWH-FM.

Overall Width: 1500mm/ 59.06''

Overall Length: 720mm/ 28.35''

Overall Height: 570mm/22.44''

Interior Bathtub Bottom Width: 1050mm/41.34''

Interior Bathtub Bottom Length: 500mm/19.69''

Interior Bathtub Height: 460mm/18.11''

Thickness of Deck: 30mm/1.18'' 

Overall Width To Drain: 750mm/ 29.53''

Overall Length to Drain: 360mm/ 14.17''