+603 8068 3220 enquiry@in-situgroup.com

CTI Condenser and Heat Exchanger Tube Restoration Systems


A thin-walled metallic tube that is inserted into condensers or exchanger tubes to form a protective layer to existing parent tubes. This enables an extension of equipment life.


  • A high grade tube shield of liner is mechanically inserted and expanded to form a metal-to-metal contact with parent tubes.
  • Once expanded, the shield or line becomes integral with the parent tubes to improve or maintain heat exchange efficiency.


Why Customers Buy from Us


More than 20-years of experience cemented in good reputation that is reflected in our quality, response time and commitment.


Safety records.


Reputable track records.


Reputable brands.


Consistent quality of products.


  • Condensers and heat exchangers.
  • SHIELD / SEALS™ protects partial tube while LINERS™ protects the whole tube.
  • Protection from tube-end corrosion, crevice corrosion, localized pitting and other corrosion related defects.


Trademarked Shield and Full-Length Tuber Liner design.

The length can go up to 12-meters for Liners and 3-meters for Shield.

Have a variety of materials to choose from e.g. CuNI, Hastelloy, SS etc.

Repairs can be performed on site without transferring the equipment to a workshop or laydown area.



• Significant energy savings.
• Improves heat transfer efficiency.
• Minimizes down time – repair can be done in 2-3 days.
• Reduces labor & maintenance costs.
• Equipment lifespan is extended up to 30 years.

Uniqueness vs Competitors

  • Standard Operating Procedure (SOP) to ensure work quality.
  • Professional technical support from principal.
  • Manpower competency.
  • Quality assurance on jobs performed.
  • Wide range of tube materials.
  • Established principal since 1976.


Customer Focused

Call us today

Kuala Lumpur (HQ) : +60 3 8068-3220

Borneo : +60 86 343 839