42 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.
