It features a standard 1/8 inch MPT (Male Pipe Thread) brass fitting

this unit is specifically machined with a 5/8-inch bore

Visual Accuracy: Phase separation ensures the oil and test solution remain distinct

the DCL (like this 023Z5089) contains activated alumina for acid removal

100146546) during installation to ensure a gas-tight seal

Heil Quaker ICP 1172651 Heat Exchanger 318172-701 It features a standard 1/8The Heil Quaker ICP 1172651 Heat Exchanger is an OEM furnace replacement part engineered for high efficiency thermal transfer in residential gas furnaces. Featuring SS Tubes (Stainless Steel), this 4 tube assembly is designed to withstand corrosive flue gases and eliminate the premature fatigue often associated with aluminized steel variants. As a critical component of the combustion process, it ensures optimal heat exchanger efficiency while