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For subsequent insulation of pre-insulated
district heating pipes

COVALENCE®

Heat shrink products for district heating

Type selection

TPSM-PE
Covalence® TPSM-PE

Covalence® TPSM-PE

Fields of application
For sealing of pipe joints in pre-insulated pipe systems in the ground, in the area of new installation

Material
HDPE backing; high strength, visco-elastic sealant

Properties
Low preheating temperature; dimpled structure in the backing material as an installation aid; continuous operating temperature up to 50 °C

Sizes
Heat-shrinkable sleeves for pipe diameters 90 to 560 mm

RJS-E
Covalence® RJS-E

Covalence® RJS-E

Fields of application
For sealing of all-kind joint casings of pre-insulated pipe systems in the ground, in the area of new installation and for already installed pipe systems

Material
HDPE backing; thermoplastic copolymer adhesive; visco-elastic sealant

Properties
Shrink rate approx. 25%; visco-elastic sealant of perfect long-term stability; separate sealing tape; dimpled structure in the backing material as an installation aid; also available as roll material

Sizes
Prefabricated shrink sleeve for pipe OD 90 - 560 mm;
roll material for customized cut for pipe OD >560 mm

DHEC
Covalence® DHEC

Covalence® DHEC

Fields of application
For sealing the pipe ends of pre-insulated pipes or fittings

Material
Two-layer molded part made of PE-HD backing material and high viscosity sealant strips

Properties
Several pipe sizes can be sealed per molded part; high tightness against water ingress; continuous operating temperature up to max. 120 °C (short term up to max. 140 °C)

Sizes
Tubular mold system; diameter of carrier pipe from 14 to 160 mm;
diameter of casing pipe from 63 to 250 mm

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Product Information

Features

  • High strength hot melt adhesive
  • Visco-elastic sealant
  • Fixing zone as installation aid
  • Highest abrasion resistance

Fields of application

For sealing of

  • District heating pipelines
  • Socket joints
  • Pipe ends
  • Wall penetrations
  • Pre-insulated pipe systems
  • Pre-formed pipe covering
  • Pre-foamed pipe connections

Description

Covalence® is one of the leading manufacturers of crosslinked, heat-shrink products, which have been used successfully for several decades in the sealing or corrosion protection of pipe joints, pipe parts and fittings. All Covalence® products represent high quality materials and are manufactured as per the highest quality standards. Therefore they support effectively the application and processing by our customers.

Many Covalence® shrink products for corrosion protection and district heating have a dimpled structure in the backing material. This disappears permanently when sufficient heat energy is applied. This means that the processing quality can still be checked years after installation.

Audited services
All Covalence® products for district heating socketsealing have passed tests at independent district heating institutes in accordance with EN 489 and are registered accordingly. The performance data determined in these tests exceed the requirements and specifications of this standard.

Notes

  • As with all closed solutions, it should be noted that retrofitting is not possible.

Technical Information

Product description

Suitable Accessories

Covalence® FOPS-100 foaming hole closure patch
Covalence® FOPS-100 Sealing Tape S1113
CPA heat shrink sleeve for pilot cables
Compakt Temp
RottoX Temp
RottoX VDW
WalloX Wall Sealing Ring

Certificates

To offer our customers the best possible quality and service, we are organized according to DIN EN ISO 9001:2015 and have this continuously checked and certified.

CERTIFICATE ISO 9001:2015
This certification documents our conformity of the quality management system

AEO CERTIFICATE
Authorized Economic Operator "AEOC (customs simplification)"

District heating

FFI TEST REPORT EN 489
• Covalence®: RJS-E; FOPS

VEOLIA TEST REPORT EN 489
• Covalence®: RJS-E; TPSM-PE