T-pieces and Y-pieces
With Lindab Safe T-joints, T-pipes, T-couplings, and Y-branches for both standard and HVAC ventilation systems, you get a solid, airtight solution. Our selection is tailored to meet the demands of HVAC installers and contractors who value functionality and fast installation. We sell all dimensions at competitive prices.
Lindab Safe fittings – when your ventilation system needs to perform on every level
• Tight and efficient: Safe duct fittings come with a factory-installed double EPDM sealing ring, ensuring airtightness in Eurovent Class D
• Eco-friendly and durable construction: Made from galvanized steel (Z275) with recyclable components. The Environmental Product Declaration (EPD) guarantees a long service life and low CO₂ impact
• Easy installation: The system combines steel and EPDM, enabling fast assembly without external sealant – saving you time for other ventilation tasks
T-pieces & crossover ducts in the SAFE series
Lindab Ventilation offers robust solutions when it comes to:
• T-pieces / X-pieces / crossover ducts: A specialized range of fittings designed to split airflow efficiently
• TCPU / TCUI fittings: Spiral duct T-fittings with self-sealing gaskets, designed to meet SMACNA Leakage Class 3 without the need for external sealing. Standard versions are made from galvanized steel with pressed PSU or fully pressed body for optimal airflow and cooling
Applications and technical features
Lindab’s T-pieces, crossover ducts, and branching components are suitable for a wide range of projects. Ideal for industrial, residential, and commercial ventilation systems – from complex building automation to standard installations.
The combination of steel and EPDM ensures robust performance, easy installation, and long-lasting tightness. You no longer need to worry about fit – our T-joints, T-couplings, and Y-branches are designed according to standard ventilation dimensions.
Lindab Safe vs. TCPU/TCUI
| Series | Feautures | Benefits |
| Lindab Safe | Factory-mounted double EPDM gasket, Eurovent Class D | Fast installation, high airtightness, suitable for most systems |
| TCPU / TCUI | Spiral fittings, SMACNA Class 3 without external sealing |
Maximum airtightness, full system warranty, galvanized steel |
Bulk purchase? Request a special offer
Planning a new build or upgrading ventilation in older buildings? Let us help you calculate the best solution – for you and your customer. Reach out to info@bels.dk if you're looking for HVAC T-pipes, T-pieces, Lindab T-joints, crossover ducts, or airflow branches. Make your installation faster, tighter, and more sustainable with Lindab Safe.