The heating blocks hold heat transferred from the heating tubes, heat is then transferred from the heating blocks onto the heat sealable bag causing the plastic layers on the bag to melt and create an even, tamper-evident flat seal.

Compatible With:

• E-CBS-630
• E-CBS-630-D
• E-CBS-730
• E-CBS-730-D
• E-CBS-730-D-N
• E-CBS-730-220

California Residents: read Proposition 65 warning.