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Sigma Air Gap UPC

  • $35.00

Product 18.37.001

Shown in Polished Chrome metal finish. 

Use the menu above to select your desired metal finish. Price varies based on metal finish.


  • Brass cap and base ring
  • PVC body
  • Cap and ring cover entire exposed top of air gap
  • Maximum deck thickness: 2.00”
  • 1-1/4” mounting hole required
  • Finest American metal coatings and hand-polished metal finishes
  • Certified to meet or exceed the following codes and standards: ASME A112.18.1/CSA B 125.1-2011


  • Ship in 3-5 Days: Polished Chrome, Polished Brass PVD, Satin Nickel PVD, Antique Bronze
  • Ship in 2-3 Weeks: Polished Nickel PVD, Matte Black, Polished Black PVD
  • Ship in 3-4 Weeks: Brushed Bronze PVD, Satin Gold PVD, Coco Bronze, Black Oil Rubbed Bronze, Antique Brass, Soft Pewter, Satin Chrome