Nullifire FO100 Putty Pads

Nullifire FO100 Putty Pads


FO100 is a non-setting, intumescent, silicone based putty pad for sealing around plastic and metallic electrical backing boxes. FO100 is designed to reinstate the fire integrity, of masonry walls and drywalls when penetrated by an electrical backing box, eliminating the requirement for a baffle box.

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What the experts have to say

Fire Resistance
FO100 Suitability
FO100 provides reinstated fire and acoustics integrity to the following; double/ single gang plastic socket, double/ single gang metallic socket, plasterboard back to back/ juxtaposed, block wall back to back/ juxtaposed. Typical areas of use include health and leisure facilities, schools, universities, retail stores and industrial buildings.
  • Tested in accordance with EN 1366-3 up to 2 hours Classification EN 13501:2007

  • Provides an effective barrier to the spread of smoke and fire for up to 2 hours

  • Reinstates the acoustic integrity of a 65 dB partition (four boxes, two back to back)

  • Quick and easy to install - no need for expensive baffle boxes

EN 13501
Fire Resistance:
Up to 2 hours
20 pieces per box
Acoustic Integrity:
65 dB partition
FO100 (single socket):
170 x 170 x 4mm
FO101 (twin socket):
230 x 170 x 4mm
Full Information:
Check out the full datasheet available in the Downloads section!

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