Waterproof locking well plugs. They fit on every Sch40 or Sch80 PVC pipe end. Easy to install and quick to remove. No metal parts but chemicals and temperature resistant properties. Possibility to add a padlock when necessary (except for models BT-060 and BT-080). Orange colored for greater visibility. Tethering attachment at base for a variety of instruments.
VS series: modified 2” and 4” BT caps to produce a vapor sampling cap. This specialized well cap uses a stainless steel valve which allows you to extract a sample of the trapped headspace vapors. VP sampling tube sold separately.
EC-020: A durable, tamper-proof well cap that will withstand repeated use (and abuse) over many years. Equipped with a magnetic lock, it activates with the help of a magnetic key.