SuperCool Slide Rule - R22 & R410a Charging & Duct Calculator - Air Conditioning and HVAC Troubleshooting, A/C Educational Products, & AC Charts - SuperHeat & SubCooling

The SuperCool is the only slide rule manufactured that will perform superheat, subcooling and duct calculations all on one tool. The tool also calculates proper airflow through both heating and air conditioning units.



 
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