ECT’s Polyethylene Soil Vapor Implant is an economical way to install semi-permanent soil vapor monitoring wells. The Polyethylene Implant is a one-piece molded assembly made of high-density Porous Polyethylene. Filtration Rating is 40-60 Microns w/ a max temp of 150 degrees. It is fitted with a “Speedfit” push-in fitting w/ a nickel-plated finish that accommodates 1/4″ OD tubing. The size is 1/2″ OD x 1-7/8″ Length.