Product DescriptionFilbur Manufacturing ,30.75"X7.75" 1 Water Purification Filter. Filbur Manufacturing water purification cartridges are made for the most demanding applications and environmental conditions. All cartridges use Plastisol end caps and pleated polyester media.Color-coded end caps for easy micron reference.Cleanable and reusable.No surface blinding which reduces flow.Standard lengths fit most housings. Water Purification Filter. Water Purification Filter.Specifications:Size:30.75"X7.75" Micron Rating: 20