Schwartz 2-1/4"x6" Tuffy Filter Socks--10 Boxes of 100

Tuffy Filter Media is a multi-purpose non-woven material designed to have the strength speed and capacity to function efficiently in vacuum gravity and low or high pressure pipeline installations.2-1/4″ x 6″ Tuffy Socks for Universal Perfection and Marlowe. 100 per box. Case of 10 boxes. Wt. 8 lbs.