Taco Comfort Solutions® Freedom Flange Circulator Flange, NPT Connection, 1-1/2 in Fitting, 2 -Hole, 125 lbf/sq-in Pressure, Cast Iron, 230 deg F, 4-1/8 in L x 2-3/4 in W x 1 in H

• At last, freedom from scraped knuckles and jury-rigged tools, Taco's flanges give you lots of ways to make quick work of your installation
• Easy-on, easy-off with a common adjustable wrench
• 3-1/8 in hole centre to centre

• Catalog https://assets.unilogcorp.com/267/ITEM/DOC/Taco_Comfort_Solutions_110_252F_Catalog.pdf