Replacement filter for No. 16900 and No. 16910.

• Genuine Robinair Replacement Sample Filter for Nos. 16900 CoolTech ID and 16910 CoolTech ID Plus Refrigerant Identifiers
• The sample filter provides retention of particulates and oil mist suspended within the sample vapor
• Filter incorporates a red dye that indicates when replacement of the filter is necessary
• As soon as red spots or discoloration begin to appear anywhere on the white outside diameter of the filter element, THE FILTER MUST BE REPLACED
• Failure to replace the filter when indicated may lead to severe instrument damage not covered under warranty repairs