4-Pack of Filbur FC-1007 hot tub spa filters is compatible with C-8341 and PMA40-2003-R spa filter models. This Master Spa Eco-Pure (outer filter) 40 sq. ft. 2004 - present compatible hot tub filter by Filbur comes in this money-saving bulk 4-pack and is made with strong, reinforced cores, antimicrobial end caps and high quality polyester filter media to ensure durability, cleanability and high efficient filter performance.

The dimensions of this 45 sq.ft. spa filter are:

• Diameter: 8"
• Length: 7-3/8"
• Top: 4"
• Bottom: 4"

or see PMA45-2004-R