Page 14 - PDZA Sustainable Aquarium Brochure

In Figures 3 and 4, we see how, when using the Upper Space: 1,760 sq ft
proper facility design, a large savings in energy Lower Space: 2,800 sq ft
can be realized by moving from a conventional
sand filtration system to a drum screen filtration Total LSS: 4,560 sq ft
system. In these figures, we show a comparison
of how the same aquarium tank would layout with That’s because, for heavy sand filters, the
either conventional sand filtration or alternative structural requirements are reduced when filters
drum screen filtration. are at ground level, the pressure energy is
captured and the filters can be located anywhere.
FIGURE 3—SAND MEDIA FILTRATION Since less space is required at higher elevations,
BUILDING GEOMETRY the level of collaboration and coordination with
For sand media filtration, shown in Figure 3, we the building design is typically not so critical with
see there would typically be a greater overall sand media filter technology.
space requirement at lower elevations than there
would be for drum screen filtration.

Figure 3—Sand Filtration Building Geometry

14 AQUARIUM OF THE SUSTAINABLE FUTURE: PUBLIC FACILITIES DESIGNED TO EMBODY CONSERVATION