Spirotherm air eliminator. Spirotherm VSR400FA 4 FLGD SENIOR AIR ELIMINATOR (VSR400FA) Order online or in-store. Considerable improvements have been made in generating the hot and chilled water for building comfort systems and Spirotherm® has raised the bar with engineered products designed and manufactured specifically for distributing that water eficiently. Simple to install with a straight in-line full flow design. Air Eliminator (Threaded)- The Spirovent Air Eliminator employs a patented Spirotube coalescing medium that "scrubs" the air from the system fluid. The Spirovent® Air Eliminators, using our patented Spirotube® coalescing medium, “scrub” the air from the system fluid and allows it to break free in a low velocity, low turbulence removal chamber. This replacement part is designed to help eliminate up to 100% of free air and entrained air and up to 99. . Sizes from 3/4” to 36” pipe, flows to over Spirotherm manufacturers Spirovent Air Eliminator, Spirotrap Dirt Separator and combination separators for hot and chilled water hydronic systems, radiant systems and industrial fluid systems. This part provides a quiet operation and requires minimal to no maintenance. The Spirovent Air Eliminator employs a patented Spirotube coalescing medium that "scrubs" the air from the system fluid. 2h8orb 7rtxzf q2em ly7n 4v pi3 irddof a9tg1i 3narct myq1