FireStop Defender Intumescent Letterplate 12″ – Polished Gold Finish (Black Frame)
Product Information£21.50 EXC. VAT
FireStop Defender Intumescent Letterplate 12" – Polished Gold Finish / Black Frame
Lead time 2-3 working days
The FireStop 12" Defender Intumescent Letterplate (FS306) is a fire-rated solution designed to maintain the integrity of fire door assemblies while allowing safe and convenient mail delivery. Incorporating a high-performance intumescent liner, the letterplate expands when exposed to heat, sealing the aperture to help restrict the spread of fire and smoke.
Featuring a Polished Gold flap combined with a black frame, this letterplate provides a more decorative finish while still meeting the requirements of fire door installations.
Key Features
- FD30 fire-rated and smoke tested – suitable for 30-minute fire & smoke doors
- Suitable for door thicknesses 40-80mm
- Acoustic testing achieved 32db
Polished Gold finish flap with black frame –(contract brass effect) ergonomic curved edge design - Security Tested to PAS23/24
- Fitted with a brush pile to prevent draughts
Areas of Applications
- Fire-rated entrance doors
- Apartment and communal doors
- Commercial and public sector fire door sets
Fire Performance & Certification
- Fire: BS 476 part 22: 1987 and BS EN 1634-1 (30 minutes)
- Smoke: BS476 Part 31/1:1983
- Acoustic: BS EN ISO 140-3:1995 (32db)
- Security: BS EN 13724 Clause 6.6.5 (compliant within scope of PAS 23/24)
Product Specifications
- Size: 12”
- Colour: Polished Gold finish
- Frame Colour: Black
- Door Thickness: Adjustable telescopic sleeve set to suit 40mm - 80mm
Note: Must be installed in accordance with the fire door manufacturer’s instructions to maintain certification.
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FireStop Defender Intumescent Letterplate 12" – Polished Gold Finish / Black Frame
Lead time 2-3 working days
The FireStop 12" Defender Intumescent Letterplate (FS306) is a fire-rated solution designed to maintain the integrity of fire door assemblies while allowing safe and convenient mail delivery. Incorporating a high-performance intumescent liner, the letterplate expands when exposed to heat, sealing the aperture to help restrict the spread of fire and smoke.
Featuring a Polished Gold flap combined with a black frame, this letterplate provides a more decorative finish while still meeting the requirements of fire door installations.
Key Features
- FD30 fire-rated and smoke tested – suitable for 30-minute fire & smoke doors
- Suitable for door thicknesses 40-80mm
- Acoustic testing achieved 32db
Polished Gold finish flap with black frame –(contract brass effect) ergonomic curved edge design - Security Tested to PAS23/24
- Fitted with a brush pile to prevent draughts
Areas of Applications
- Fire-rated entrance doors
- Apartment and communal doors
- Commercial and public sector fire door sets
Fire Performance & Certification
- Fire: BS 476 part 22: 1987 and BS EN 1634-1 (30 minutes)
- Smoke: BS476 Part 31/1:1983
- Acoustic: BS EN ISO 140-3:1995 (32db)
- Security: BS EN 13724 Clause 6.6.5 (compliant within scope of PAS 23/24)
Product Specifications
- Size: 12”
- Colour: Polished Gold finish
- Frame Colour: Black
- Door Thickness: Adjustable telescopic sleeve set to suit 40mm - 80mm
Note: Must be installed in accordance with the fire door manufacturer’s instructions to maintain certification.




