TX 817.834.3310 CA 626.334.9304


INWESCO’s standard line of underground access doors and grates has a long list of features to enhance the reliability, and the safety and security of underground vaults and enclosures. Don’t find what you need here? We have a complete engineering and fabrication facility to meet your special requirements.

  • Our hinged covers are available with or without torsion assist. Torsion assist allows for ease of opening and reduced risk of back and finger injury.
  • Our covers are easily opened through either recessed lift handles or pick holes.
  • Self-locking and slam lock devices give added safety and security.
  • Pentahead bolt-down features give additional security.
  • Recessed padlock designs give increased security.
  • Interchangeable identification plates with the required markings allow flexibility of product use.
  • Identification markings created by welding or stampings are also available.
  • Drag-off type covers, with bolt-down features as compared to hinges, are available.
  • Articulated hinged doors and covers are available to open 90 or 180 degrees.
  • Frame options allow for water drainage systems, skirting and self-leveling, self-cleaning, and a variety of concrete-to-cover embedding options. Water-resistant frame assemblies provide drainage system to keep run-off out of underground concrete enclosures.
  • Available viewport options allow easy access for inspection.
  • Wide array of materials and surface treatments available for corrosion protection.
  • Galvanized finish
  • Aluminum (both frame and doors or "combo")
  • Stainless steel (both frame and doors or "combo")
  • Powder coating
  • Paint

Various options for slip-resistance to meet high coefficient of friction criteria for many cities and municipalities are available:

  • Diamond pattern "floor plate"
  • Slipnot/Algrip-applied texture
  • Concrete "pan filled"
  • Concrete/plastic polymer
  • Paint