Description
The ESP SQAST-5 is a square rubber air switch tubing designed specifically for use with furnace air and pressure switches. Its no-kink construction ensures a consistent, unobstructed airflow path — eliminating a common cause of nuisance pressure switch failures and improving overall system reliability.
Key Features
- No-kink design maintains consistent airflow to pressure switches
- Square rubber construction provides a secure, leak-free fit
- Compatible with furnace air switches and pressure switches
- Ideal upgrade replacement for standard pressure switch tubing
- Helps prevent nuisance trips and pressure switch faults
Application
The SQAST-5 is a straightforward, cost-effective upgrade for any furnace pressure switch tubing replacement. Whether you’re troubleshooting a pressure switch fault or performing preventive maintenance, this durable rubber tubing delivers dependable performance season after season.













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