Schwartz 4-7/8"x36" Tuffy Filter Tubes--9 Boxes of 50

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.4-7/8″ x 36″ Tuffy Tubes for Surge 3″ line. 50 tubes per box. Case of 9 boxes. Wt. 41 lbs.