test results

SPK has been thoroughly tested by the AWRI and a number of global wine partners.

“Based on testing results at 12 months the SPK appears to be fulfilling its promise as new ‘fit for purpose’ sparkling wine closure that can provide similar performance to traditional cork and muselet closures.” Dr Vince O’Brien AWRI Commercial Services Manager

Our summary results are available below however should you have a specific question regarding ZORK SPK’s testing protocols please contact ZORK’s Founder and Technical Director John Brooks.

4.4 SPK Test Results (836 KB)

SPK 12 Month Executive Summary by Provisor (164 KB)

SPK 12 Month Summary of All Tests: AWRI (64 KB)

ZORK STL has been rigorously tested to document its performance.

A 38 month testing program was conducted by Provisor a key Australian National Research Facility that provides equipment and services for research into wine from "grape to glass".

Independent auditing and advice has been provided to ZORK by winemaker Peter Leske and AWRI Group Analytical Services Manager, Dr Vince O'Brien to ensure the testing program is conducted to AWRI standards. Both Peter and Vince are highly regarded in their fields and have extensive experience testing all types of wine closures.

STL 38 Month Report (213 KB)

STL 38 Month Report Executive Summary (89 KB)