Yale Black Letter Plate with Weather Seal, 300mm (12in)
Secure Yale Black Letter Plate (300mm) with weather & draught seals, A4 post fit, adjustable sleeve. Ideal for timber, PVCu & composite doors.
The Yale Black Letter Plate is a universal-fit solution designed to provide superior protection against the elements while ensuring easy access for post. Featuring an internal draught seal and external weather seal, this letter plate effectively reduces heat loss and prevents wind and rain from entering your home.
With a sleeve width of 254mm, it accommodates full A4-sized post without bending, eliminating a common issue with smaller letter plates. The integrated internal and external thumb handles make opening the flaps effortless, while the fully sprung flaps are built for durability, tested to 40,000 cycles.
The external flap opens to 147°, offering generous posting space, and the adjustable sleeve set ensures compatibility with door thicknesses between 38–78mm. Suitable for timber, PVCu, and composite doors, this letter plate is available in multiple colours and comes in a protective visi-pack for easy handling.
Key Features:
- Universal-fit design for easy installation
- Weather and draught seals for enhanced protection
- 254mm sleeve width fits A4 post securely
- Durable sprung flaps tested to 40,000 cycles
- 147° external flap opening for easy posting
- Adjustable sleeve (38–78mm door thicknesses)
- Thumb handles for convenient use
- Suitable for timber, PVCu, and composite doors
- Available in multiple colours
- Dispatched within 0-2 business days
- Delivery to United States: 3-5 business days*
- Free Shipping Included
- Timber doors
- PVCu doors
- Composite doors
- External residential doors
- Colour: Black
- Sleeve Width: 254mm
- Flap Opening Angle: 147°
- Door Thickness Compatibility: 38–78mm
- Durability Tested: 40,000 cycles
- Post Compatibility: A4 size
- Weather Protection: External foam seal, internal draught seal
- Flap Mechanism: Fully sprung
- Handles: Internal and external thumb handles
- Weight: 710g
Always follow local regulations and product guidance.
Free standard delivery on Canadian mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For faulty items, contact us within 14 days for a replacement or refund.
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