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  • Serving you with nearly 30 years of industry expertise.
  • Call (905) 361-0270 for info, quotations and orders.
  • Flat Sight Glass

  • Flat Sight Glass

    Flat sight glass ('A' Series) is a a molded glass section, available in various lengths. This glass is completely flat on all sides. The picture to the right shows reflex glass.

    Reflex sight glass ('B' Series) is a molded glass section that is available in various lengths and which has a smooth exterior (room) side and a grooved interior (liquid) side.

    When purchasing 'B' Series, Reflex Glass, two gaskets are required (one gasket per side). These gaskets are not needed for flat sight glass.

    Please call Keystone Steam Supplies at 905-361-0270 to inquire about stock and pricing on various types of 'A' Series and 'B' Series, flat and reflex sight glass.

  • Flat Sight Glass
    Model Length Width Thickness
    A1 4-1/2" 1.307" - 1.347" 0.684" - 0.688"
    A2 5-1/2" 1.307" - 1.347" 0.684" - 0.688"
    A3 6-1/2" 1.307" - 1.347" 0.684" - 0.688"
    A4 7-1/2" 1.307" - 1.347" 0.684" - 0.688"
    A5 8-5/8" 1.307" - 1.347" 0.684" - 0.688"
    A6 9-7/8" 1.307" - 1.347" 0.684" - 0.688"
    A7 11" 1.307" - 1.347" 0.684" - 0.688"
    A8 12-5/8" 1.307" - 1.347" 0.684" - 0.688"
    A9 13-3/8" 1.307" - 1.347" 0.684" - 0.688"
  • Please call us to inquire about pricing, availability and lead times.

    Keystone Steam Supplies is here to help you with your reflex sight glass needs.