Porous Stone is 2.345 x 2.345in (59.6 x 59.6mm) WxD and 0.25in (6.4mm) thick. It is machined from superior aluminum oxide material. These stones are used when testing soil specimens to allow free movement of water or other permeants.
Please enter your questions/comments and contact information below. A Karol-Warner customer service representative will respond during business hours (8am - 5pm EST, Monday through Friday).