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DD-1750 Surface Mounted Dropdown Seal

Price Range : Rs. 2500 – Rs. 3500
(PCS)

Mann McGowan Enviroseal DD-1750 is a robust surface mounted threshold seal providing acoustic, cold smoke and environmental sealing when used in conjunction with suitable doors.

DD-1750 has acoustic values of up to 39dB depending on door type selected.

  • High quality aluminium surface mounted threshold seal
  • Seals gaps up to 13mm
  • Available in a range of finishes and colours
  • Easy to adjust using slot head screwdriver
  • Excellent noise-reducing performance up to 39dB
  • Tested for cold smoke sealing
  • Available in lengths of 530mm to 1330mm in 100mm increments
  • Optional end plates and cover plates
Category:

Technical

Technical Information

  • Each length can be trimmed by up to 100mm in a simple one cut action.
  • Suits thresholds gaps up to 13mm
  • Full fixing instructions supplied with the product.
Please contact our Technical Team if you require additional advice.

Performance

DD-1750 has been successfully tested to BS EN 1634-3 for cold smoke sealing (air leakage). Cycling test: 200,000 opening and closing cycles.

Acoustic performance test

Acoustic tests have been conducted in accordance with the standards listed below: BS-EN 10140-1 BS-EN 10140-2 39dB can be achieved.

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