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Midline Valve S1559 Boiler Air Scoop Valve for Hydronic Heating Applications; 1-1/2 in. FIP Connections; Cast Iron, Black

4.5 (1) Write Review
Free shipping on orders over CA $49.99

CA $42.44

CA $ 20 .99 CA $20.99

In Stock

1.Style:1-1/2''


About this item

  • Replacement Valve: Great for Replacing Existing Boiler Air Separator; Compatible With All Major Brands
  • Saves Time and Money: Continuously Separates and Purges Air From Hydronic Heating Systems; Reduces Need for Manual Venting
  • Superior Quality: Heavy Duty OnePiece Cast Iron Construction; Lead Free; Corrosion Resistant; Rust Resistant
  • Universal Fit: This Valve Features Standard Connections to Fit Your Pipes, Vents and Expansion Tanks
  • Secure, Leak-Free Fip Connection


This Midline Valve Boiler Air Valve is the Ideal Choice for Air Removal in Your Hydronic Heating Applications. It Features a Cast Iron Body, Universal Fit, Secure Connections, One Piece Design, and Ease of Use. Manufactured With the Highest Quality Materials and Workmanship, it Will Serve Your Plumbing Needs Faithfully.


Average Dick
Reviewed in Canada on March 31, 2024
When you want to add a big bubble eater in the world of micro bubble eliminators.
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