Description
The International Comfort Products 1172311 is a biflow filter drier designed for use in heat pump and reverse-cycle refrigeration systems where refrigerant flow reverses direction during heating and cooling operation. With 3/8″ sweat (solder) connections, this drier installs easily into the liquid line and provides reliable moisture and contaminant removal regardless of flow direction.
Key Features
- Biflow design allows refrigerant flow in both directions — ideal for heat pump systems
- 3/8″ sweat (solder) connections for secure, leak-free installation
- Removes moisture, acid, and particulate contaminants from the refrigerant circuit
- Protects compressors, expansion valves, and other system components from damage
- Genuine International Comfort Products OEM replacement part
- Direct replacement for compatible ICP, Heil, Tempstar, and related brand equipment
Application
This biflow filter drier is engineered for heat pump systems that reverse refrigerant flow between heating and cooling modes. Installing a properly sized biflow drier in the liquid line helps maintain system efficiency, extend equipment life, and prevent costly compressor failures caused by moisture or acid contamination.
Product Specifications
- SKU: 1172311
- Brand: International Comfort Products
- Connection Type: Sweat (Solder)
- Connection Size: 3/8″
- Drier Type: Biflow
- Application: Heat pump liquid line







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