Pure, not blended. R-32 is a single-component refrigerant making it easier to clean, reuse, recover and reclaim than blends. T H I S I S J U S T O N E O F 3 2 G R E AT R E A S O N S T O C H O O S E R - 3 2 R E F R I G E R A N T. S E E T H E M A L L AT R 3 2 R E A S O N S . C O M . WITH MORE THAN 100 MILLION UNITS INSTALLED WORLDWIDE, R-32 IS ENDORSED BY:http://www.R32REASONS.COM