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AS-MB

Microbubble Air Separator

  • Durable brass body construction and corrosion-resistant media that withstands petroleum based cleaners, glycol anti-freeze, and temperatures up to 240 degrees F
  • Flanged, 3/4 in., 1 in., and 1¼ in. FPT sizes
  • No minimum inlet/outlet piping length is required for proper operation
  • Used for efficient separation and elimination of entrapped air in hydronic heating systems

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Approval/Certification Information

For product-specific approval information, please refer to the product’s specification sheet or ask a Watts representative. For general information regarding any approval certification partners identified in the specification sheet, please visit our certification partners’ websites:


ASSE CSA FM Approvals NSF
UL ULC USC WQA