PACO Pump 91909837 Seal Kit 320819-301 replacement is recommended every 3

replacement is recommended every 3 to 6 months

For professionals performing new installations or retrofitting existing units

This OEM replacement aquastat is the professional choice for maintaining safe operating temperatures in Dunkirk Empire II Series

Compatible with McDonnell & Miller Series 21 and 221 make-up water feeders

Common Questions Which Laars boiler models is the RE2076500 compatible with

PACO Pump 91909837 Seal Kit 320819-301 replacement is recommended every 3As a veteran HVACR technician, you know that performance in chemical and high temperature hydronic systems depends on the integrity of your mechanical seals. The PACO Pump 91909837 Seal Kit (Model K105 6) is engineered specifically for demanding commercial pump maintenance. This kit utilizes high grade Viton elastomers and a Ni Resist stationary seat, providing the chemical resistance and thermal stability required for Paco Pump Model 1270, 1570, and