Astoria Curved Heat Exchanger /double-portafilter paper composite gaskets compress permanently

paper composite gaskets compress permanently once torqued and will leak if reinstalled

the EE is often the better fit

Dishwasher and microwave safe

identifiable by its two fittings coming off the exchanger body at the same angle (not offset like the newer version)

and most nuanced cold brew you’ve ever tasted

Astoria Curved Heat Exchanger /double-portafilter paper composite gaskets compress permanently42 mm diameter curved heat exchanger for Astoria and compatible models. Fast shipping when in stock. When out of stock this becomes a special order item and typically requires 2 4 weeks for processing prior to shipping. Specifications: Diameter: 42 mm Astoria OEM part #: AS_159 Compatibility: Astoria models requiring curved heat exchanger Installation: Direct replacement in boiler circuit Recommended for qualified technician.