Surge Tank Access Ladder - 13 Rung - Stainless Steel filter-internal-diameter_4 inches This is a Maytronics Ultra

This is a Maytronics Ultra Fine Filter Cartridge with 50 microns

Other testing is listed below

High quality laminated and UV stabilized coatings protect it from intense sunny days in the fall and spring

(5) One Garden Hose Adapter

This depth marker states 3 FT and is printed with 6 inch letters

Surge Tank Access Ladder - 13 Rung - Stainless Steel filter-internal-diameter_4 inches This is a Maytronics UltraThis is a Neptune Benson 13 Rung Surge Tank Access Ladder constructed of stainless steel. The ladder rails and mounting brackets are 1 4 inch thick. The rungs are 18 inches wide and they are spaced 12 inches apart. Mounting brackets are 2 1 2 x 1 4 inches. Mounting hardware is not included. It is recommended that 1 2 inch stainless steel hardware be used with the brackets.