This Doulton MAXPB-SS filter with 3/4" thread is the Doulton CR-2500 filter and can be used in place of CM-1500 filter. The CR-2500 is the same filter as CM-1500 with the added feature of heavy lead reduction. 

Replacement filter for all Doulton HIP, HIS, HCP, HCS and Space Saver housings (Includes HCP200, HCS200, HCP210, HCS210, HIP200, HIS200, HIS210, HIP210, HIP320). 

Reduces chlorine, taste & odor, VOC's, lead, and heavy metals. This filter should be changed every 6 months. The MAXPB-SS Filter is NSF Certified.

Doulton MAXPB-SS VOC/Lead/Heavy Metal Filter Features:

• 10" Filter cartridge with 3/4" (Sm) thread
  
• Compatible with HIP, HIS, HCP, HCS housings
  
• Replaces CM-1500 filter
  
• Reduces Volatile Organic Compounds (VOCs)
  
• Reduces heavy metals
  
• Reduces Lead
  
• NSF Certified