Circulator Coupler *Heavy Duty - 1/2 "X 1/2 " - Spiralink This combination is particularly effective

This combination is particularly effective for high acid absorption

Crown equivalent 22072

Compact design for use in narrow places

particularly in tight spaces

The Crown 21692 Gordon Piatt Electrode is a specialized component used in various heating and ignition systems

Circulator Coupler *Heavy Duty - 1/2 "X 1/2 " - Spiralink This combination is particularly effectiveProduct Detail Spiralink Circulator Coupling 10010HD, 1 2 "x 1 2 " A more durable 10010 with thicker gauge wires. For Bell & Gossett, Armstrong, and Taco circulators and In Line Pumps. The Spiralink is a permanent replacement for the failure prone OEM coupling. Replace the flimsy, 4 spring, OEM fly away' coupling with a SpiralinkTM today. Leave your customers feeling satisfied in knowing they won't be left in the cold this heating season! Spiralink's