Genuine Barnes & Jones 3421 Cage Unit 1/2" Type A Diaphragm. Use new cover.
- Cashin-Thermoflex 1/2" 12
- Cashin-Thermoflex 1/2" A200, B200 & B200M
- H.O. Trerice 1/2" 100A
Quality Plumbing Supply is a proud distributor of Barnes & Jones products. This Barnes & Jones 3421 Cage Unit 1/2" Type A Diaphragm is a direct replacement manufactured by Barnes & Jones. Order this Barnes & Jones 3421 Cage Unit 1/2" Type A Diaphragm today. Most orders usually ship the same day and we offer free shipping for orders over $99!
