Certificate of RegistrationThis certifies that the Quality Management System of

TTL Supply Limited78 Burbridge Avenue

Dartmouth, Nova Scotia, B3B OG7, Canada

has been assessed by NSF-ISR and found to be in conformance to the following standard(s):

ISO 9001:2015Scope of Registration:

The manufacturing and supply of standard and specializedgaskets and sealing products. The supply of fasteners, stud bolts, expansion joints, tubing,

instrumentation fittings and boiler repair kits. The cutting of materials using water jet technology.

Carl Blazik,Director, Technical Operations & Business Units,NSF-ISR, Ltd.

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Certificate Number: 6J261-IS10Certificate Issue Date: 30-AUG-2018Registration Date: 30-AUG-2018Expiration Date *: 29-AUG-2021

This Annex is only Valid in connection with the above-mentioned certificate issued by NSF-ISR

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ANNEX PAGE FOR CERTIFICATE REGISTRATION NUMBER 6J261-IS10

CERTIFICATE ISSUE DATE: 30-AUG-2018CERTIFICATE EXPIRATION DATE: 29-AUG-2021

TTL Supply Limited78 Burbridge Avenue

Dartmouth, Nova Scotia, B3B OG7, Canada

Remote Location: TTL Supply Ltd. (NL OPERATIONS)- C0001904

51 Sagona AvenueUnit # 6

Mount Pearl, Newfoundland and Labrador, A1N 4P9, Canada

Scope:The supply of rubber, graphite, PTFE, spirals, ring joint, heat exchange, standard and specialized gaskets.