COTRAL BTP hearing risk prevention system

Keep your COTRAL anti-noise protections close to your helmet!

Your hearing protection is:

• EC-certified with 14 acoustic filters (SNR between 20 and 32 dB according to the model)
• Made of hypoallergenic soft silicone or Crylit^®
• Manufactured based on impressions taken by the prevention technician
• Adaptable to the construction site helmet

Technical details of the COTRAL BTP system

A storage case is clipped to the helmet at the position provided for the anti-noise shells. Based on the COTRAL Premium model or on the COTRAL Micra 3D model, the hearing protections are fixed to the case with cords. By opening the cases clipped on the helmet, the hearing protection can be inserted in the ear.

Advantages of the COTRAL BTP system

• The protection enjoys the same advantages as the COTRAL Premium or the COTRAL Micra 3D
• Combined with the helmet, the hearing protection is never forgotten
• Protection case on each side of the helmet to keep the hearing protections

Inserting the hearing protections

• Inserting your COTRAL Premium, BTP option
• Removing your COTRAL Premium, BTP option

Additional information, order, estimate

Similar or related products

Discover the technical sheet of the COTRAL Premium customised hearing protections.

Discover the COTRAL Micra 3D hearing protections.

Additional information

• Presentation of the COTRAL customised hearing protections (PDF - 279 Kb)

• COTRAL BTP option product sheet and attenuation curves (PDF - 786 Kb)

• EC certification certificate of the COTRAL Premium hearing protections (PDF - 475 Kb)
• EC certification certificate of the COTRAL Micra 3D hearing protections (PDF - 473 Kb)

• COTRAL Premium user's guide (PDF - 1 Mb)
• COTRAL Micra 3D user's guide (PDF - 1.38 Mb)

• Technical sheet on reception of the COTRAL hearing protections (PDF - 211 Kb)