Astoria Straight Heat Exchanger cups-and-porcelain/cup-and-porcelain-capp Measure your existing handle's threaded

Measure your existing handle's threaded bolt diameter before ordering — the 10mm bolt on this handle does not fit the majority of manufacturers

Fits: Mazzer Mini (Electronic conversion)

Four-year warranty on burrs

then the nut — and reassemble in reverse

no special fitting required

Astoria Straight Heat Exchanger cups-and-porcelain/cup-and-porcelain-capp Measure your existing handle's threadedAstoria Straight Heat Exchanger The oldest version of this heat exchanger, no longer in production. This is limited old stock inventory that has been sitting for roughly two decades, so units show heavy surface oxidation. COMPATIBILITY Fits: older Astoria boiler assemblies using the straight style heat exchanger (discontinued, not interchangeable with later curved versions) INSTALLATION Moderate DIY to professional difficulty; recommend a qualified