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TTR INSTITUTE

Testing Training & Research

TTR Institute srl is an independent and established company whose core business (laboratory testing with particular specialization in plastic and metal materials) aims to cover the requests of a market area that is certainly very specialized but at the same time underserved nationally and internationally.

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Laboratory tests

Laboratory tests

TTR Institute focuses its core business on testing for the verification of manufactured goods.

Training: L'ATELIER®

Training: L'ATELIER®

Plastic and metal material welders. F-Gas certification for Companies and Operators.

Inspections

TTR Institute offers its clients the possibility to perform third-party inspections.

Personnel certification

Personnel certification

Issuance of certificates attesting to the professional figures' competencies.

Online quote offers

Online quote offers

Fill in your online test request: List of tests performed at TTR Institute. For special requests, contact the laboratory activities coordinator.

Professional
Training

TTR Institute, through its ATELIER® division, has extensive experience in training technical personnel working in the distribution of water, gas, and other pressurized fluids.

Plastic welding course

Plastic welding course

Welding and brazing course on metallic materials

Welding and brazing course on metallic materials

Training courses for refrigeration technicians: F-GAS, air conditioning, and heat pumps

Training courses for refrigeration technicians: F-GAS, air conditioning, and heat pumps

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Accreditations

Carosello in Homepage delle certificazioni

News

New Accredited Tests

New Accredited Tests

Drinking Water Analysis

DVGW awaits you at the MCE 2026 trade fair together with TTR Institute at Hall 10, Stand F41.

DVGW awaits you at the MCE 2026 trade fair together with TTR Institute at Hall 10, Stand F41.

March 24-27, 2026.

Advanced Training for Gas and Water Network Maintenance and Pipeline Interception

Advanced Training for Gas and Water Network Maintenance and Pipeline Interception

13 February 2026

Ready to operate with quality and responsibility on gas and water networks in any condition

L’ATELIER® by TTR INSTITUTE – Professional Training Without Borders

L’ATELIER® by TTR INSTITUTE – Professional Training Without Borders

05 December 2025

Plastic and Steel Welders | F-Gas Operators

Materials in contact with drinking water

Materials in contact with drinking water

15 October 2025

Italian transposition of Directive (EU) 2020/2184 (Drinking Water Directive - DWD)

🔎 Do you install PE100-RC pipelines? Make sure it’s truly RC!

🔎 Do you install PE100-RC pipelines? Make sure it’s truly RC!

tests with accreditation according to UNI CEI EN ISO/IEC 17025.

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