Most roofing systems are mounted on a grid of wooden laths and counter battens nailed or screwed to the roof slope.. The arrangement of battens and counter battens ensures proper ventilation of the roofing bottom. However, on our market you can buy steel roof battens with anti-corrosion coating. Thanks to this, Since these battens have a number of ventilation openings on both sides, the use of counter battens can be dispensed with.





