• Weight: 3 oz. 

• Width: 7" 

• Length: 7.25" 

• Area: 30 sq. ft. 

• Top Style: 4" Open 

• Bottom Style: 4" Open 

The Filbur FC-1003M is a spa filter cartridge that replaces cartridges for the Master Spa Cylindar (Old Style) 30 square feet spa filtration system. The FC-1003M cartridges are part of the Filbur Freedom Antimicrobial line. The line features Microban technology that prevents the growth of dangerous bacteria on the cartridge to create a healthier and safer spa environment. The FC-1003M cartridge is manufactured by Filbur and replaces the Pleatco PMA30-2002-R-M cartridge.