38 mm closure with ratchet band for bottle, canister and container
Membrane cap for packaging which permits pressure equalisation
Enables airflow and prevents packaging deformations for even the most highly concentrated chemicals
For releasing and consuming gases, temperature differences and altitude changes
With tamper-evident ring (ratchet)
Cap size: 38 mm
Cap height (including TE-ring): 22 mm
Sealing: degassing / aeration membrane liner (cap thread venting)
- Closure allows two-way venting for either pressure or vacuum relief
- Permits pressure equalisation and tight sealing
- Only allowing air and gas molecules to pass through the membrane
Standard colour: white (other colours available on request)
Art. code: HP1172