About us

About L+T GASETECHNIK Klöpper-Waldmann GmbH & Co. KG

Development and manufacture of high-performance gas technology systems, gas mixers, series-produced fittings and control solutions. Production of small series and customer-specific systems with the highest standards of engineering, safety and quality. Complex technical requirements are both an incentive and an incentive for us, L+T GASETECHNIK Klöpper-Waldmann GmbH & Co. KG – beyond standards.

We supply systems and fittings for a wide range of sectors and industrial fields of application for gas technology applications with flammable or non-flammable, corrosive or toxic technical gases. Our product range extends from series-produced fittings and standard systems to individually planned large-scale gas supply systems as controlled systems for pressure and/or volume flow or as gas mixing systems. L+T GASETECHNIK Klöpper-Waldmann GmbH & Co. KG plans and manufactures, including the associated control and analysis technology – from concept to commissioning – everything from a single source.

  • Engineering, production and commissioning of gas mixing plants according to customer specifications
  • Dynamic high-performance systems with associated electrical, measurement, control equipment and gas analysis systems.
  • Customized Gas Process Plants
  • Gas mixers for corrosive, flammable and non-combustible gases
  • Static gas mixers with and without mixed gas tanks
  • Dynamic gas mixers (MFC-based, fully automated gas mixers)
  • Dynamic, MFC-based, fully automated gas mixer
  • Pressure regulators, pressure control stations and pressure control units
  • Pressure control units
  • Fittings and gas filters
  • Gas safety devices
  • Individual solutions for control and regulation tasks
  • Engineering, control cabinet construction, PLC software creation
  • Technical process engineering C&I
  • Gas Analyzers
  • Standard devices and systems for gas technology applications
We are active in the following industries:

Automotive Industry

Plant and mechanical engineering

  • Industrial furnace construction
  • Welding and laser technology
  • Shipyards

Chemical Industry

  • Chemistry
  • Synthetic resins

Electrical, measuring, control and analysis technology

Ferrous/non-ferrous metals

  • Electroplating
  • Copper
  • Steel

Energy supply

  • DeNOx technology
  • Energy
  • Petroleum

Liquefied petroleum gases

  • Cryogenics
  • Liquefied petroleum gases

Glass industry

  • Float glass
  • Glass bottles
  • Wine glasses

High-tech industry

  • Analytics
  • Electrics
  • Semiconductors
  • Heating
  • Water

Industrial gases

Food and beverages industry

Pharmaceutical industry

  • Biosensors
  • Health service
  • Medical
  • Pharmaceuticals

ISO 9001 Certification

L+T GASETECHNIK Klöpper-Waldmann GmbH & Co. KG is certified according to DIN EN ISO 9001:2015 for the production and development of high-performance gas technology plants, gas mixers, mass-produced valves and customized control solutions.

DIN ISO 45001:2018 Certificate

L+T GASETECHNIK Klöpper-Waldmann GmbH & Co. KG is certificated as DIN ISO 45001:2018.

Entry in the “Official List of Prequalified Companies for the Supply and Service Sector”

L+T GASETECHNIK Klöpper-Waldmann GmbH & Co. KG has been a prequalified company since 2021 and has thus proven its suitability for public contracts to the Chamber of Industry and Commerce. The entry was made in the AVPQ directory, the nationwide official directory for the supply and service sector.

We will be happy to provide you with the registration number and the certificate on request: mail@lt-gasetechnik.com

L+T GASETECHNIK Klöpper-Waldmann GmbH & Co. KG in numbers

Reference installations
Bespoke gas supply plants
Years of experience
m² office and workshop area
Number of employees

weyer group

LT GASETECHNIK is a member of the weyer group. Klaus Weyer is Managing Director at horst weyer und partner gmbh as well as at LT GASETECHNIK. Further information can be found here.