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D-090P | Underground Air Valve

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  • Product Drawings:
  • Install & Maintenance:
150 psi, 250 psi - 2", 3", 4"

Description

Save manhole costs with the A.R.I. UNDERGROUND AIR VALVE, designed to provide reliable solutions for special needs such as:

  • Better frost protection.
  • Savings in installation costs.
  • Installations under important crossings: roads, pavements, buildings.

Product Features

  • Underground air valve system replaces need for manholes and reduces installation costs.
  • Integral shut-off valve: shuts off automatically when removing the air valve for maintenance purposes.
  • Air valve has a single chamber double orifice, directly operated by the flow medium.
  • Dynamic design allows for high velocity air discharge while preventing premature closure.
  • Innovative rolling seal mechanism.
  • Available in 2" male threaded connections, NPT and flanged 2", 3", 4".

Materials and Corrosion Protection

  • Air valve box made of P.V.C. – according to high-quality standards.
  • Installation lengths: 1½, 2½, 3, 4, 5, 6, 7, 8 Ft.
  • Air valve body is made of high-strength composite materials.
  • All operating parts are made of corrosion- resistant materials.

Application Range

  • Working pressure range: 
    D-090P with D-040: 3 – 250 psi.
  • Maximum operating temperature: 140°F.
  • Maximum intermittent temperature: 194° F.
  • For long constant-sloped pipeline segments, at peaks along the pipeline and at peaks relative to hydraulic gradient.

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Last Updated on: Thursday, 26 December 2013