János BARTAL
Biological and bathing pools (4)
Bathing pools with heavy planting

(Summary)

Naturally what biological pools and bathing pools have in common is the crystal clear water. Between the different types of these pools differentiation can be made by their sizes, shapes, their degree of comfort (availability, need of maintenance) and the percentage of plant coverage.

Base 4 Type: contains biologically clear water, where the plant coverage is up to 40%. Grades of attributes on a 1-5 scale are: natural look (4), degree of comfort (2), water quality (5) and size (25-50 m2). Base 5 Type: contains biologically clear water, where the plant coverage is up to 50%. Grades of attributes on a 1-5 scale are: natural look (5), degree of comfort (1), water quality (5) and size (60-3000 m2).