FireStop Defender Intumescent Letterplate 12″ – SAA Finish (Silver Frame)

FireStop Defender Intumescent Letterplate 12" – FD30 – SAA Finish / Silver Frame

The FireStop Defender Intumescent 12" Letterplate (FS315) is a durable, fire-rated solution designed for use on FD30 fire door assemblies, offering reliable fire protection without compromising everyday functionality. Featuring an integrated intumescent liner, the letterplate expands when exposed to high temperatures, sealing the aperture to help restrict the spread of fire and smoke.

Finished with a Satin Anodised Aluminium (SAA) flap and a silver frame, this letterplate provides a clean, professional appearance suited to both residential and commercial 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
• SAA finish with a silver frame  – 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: BS476 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: Satin Anodised Aluminium (SAA)
• Frame Colour: Silver
• 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.