A Pressure Relief Valve upgrade or replacement for the Chronical line of fermenters from Ss BrewTech.
Features:
- Standard replacement part for Half Barrel
- Can be retrofitted to 7 Gal Chronical lid
- Releases pressure between 2-2.5 psi
- Food grade silicone O-ring
- Use Dewalt DWA1783IR step bit for retrofit
- For 7/32" inch hole diameter (in lid)