10 Best Blanking Plate Letter Box

10 Best blanking plate letter box - December 2025

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Last Updated: 14-12-2025

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Safehaus letterblox letterbox Blanking Plate, White

Safehaus

9.8

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Blockabox – White Coloured Powder Coated Anti Arson Letterbox, Letterbox Cover, Letter Box Blocker, Empty & Void Property, Ideal for Landlords (320mm x 75mm) (White)

Blockabox

9.6

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Best value

Blockabox – Silver Coloured Powder Coated Anti Arson Letterbox, Letterbox Cover, Letter Box Blocker, Empty & Void Property, Ideal for Landlords (320mm x 75mm) (Silver)

Blockabox

9.5

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Blockabox – Aluminium Coloured Powder Coated Anti Arson Letterbox, Letterbox Cover, Letter Box Blocker, Empty & Void Property, Ideal for Landlords (320mm x 75mm) (Aluminium Coloured)

Blockabox

9.2

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Internal Letterbox Draught Excluder 11.5 Inch (29.3cm) Metal Draught Letter Plate Seal Letter Box Flap - Prevents Draughts Coming Through The Letter Box - for Wood or uPVC Doors - Brass

ZAVIA

9.1

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2 Letter Box Flap Sets 11.5 Inch (29.2 Cm) Silver Aluminium Alloy Blanking Plate Letter Box for Door, Adjustable Depth Post Catcher Draught Excluder Internal for Wooden UPVC Composite Doors

HEUIOP

8.8

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Internal Letterbox Draught Excluder 13.5 Inch (34.2cm) PVC Draught Letter Plate Seal Letter Box Flap - Prevents Draughts Coming Through The Letter Box - for Wooden or uPVC Doors - White with Flap

ZAVIA

8.6

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Internal Letterbox Draught Excluder 13.5 Inch (34.2cm) PVC Draught Letter Plate Seal Letter Box Flap - Prevents Draughts Coming Through The Letter Box - for Wooden or uPVC Doors - Brown with Flap

ZAVIA

8.4

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Internal Letterbox Draught Excluder 13.5 Inch (34.2cm) PVC Draught Letter Plate Seal Letter Box Flap - Prevents Draughts Coming Through The Letter Box - for Wooden or uPVC Doors - White Without Flap

ZAVIA

8.2

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VOCIBO® 4-Keys Letterbox Lock Plate - 16mm, 18mm, Drawer & Cabinet Lever Lock for Letterboxes & Lockers

VOCIBO

8.1

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Safehaus letterblox letterbox Blanking Plate, White

Blockabox – White Coloured Powder Coated Anti Arson Letterbox, Letterbox Cover, Letter Box Blocker, Empty & Void Property, Ideal for Landlords (320mm x 75mm) (White)

Blockabox – Silver Coloured Powder Coated Anti Arson Letterbox, Letterbox Cover, Letter Box Blocker, Empty & Void Property, Ideal for Landlords (320mm x 75mm) (Silver)

Blockabox – Aluminium Coloured Powder Coated Anti Arson Letterbox, Letterbox Cover, Letter Box Blocker, Empty & Void Property, Ideal for Landlords (320mm x 75mm) (Aluminium Coloured)

Internal Letterbox Draught Excluder 11.5 Inch (29.3cm) Metal Draught Letter Plate Seal Letter Box Flap - Prevents Draughts Coming Through The Letter Box - for Wood or uPVC Doors - Brass

2 Letter Box Flap Sets 11.5 Inch (29.2 Cm) Silver Aluminium Alloy Blanking Plate Letter Box for Door, Adjustable Depth Post Catcher Draught Excluder Internal for Wooden UPVC Composite Doors

Internal Letterbox Draught Excluder 13.5 Inch (34.2cm) PVC Draught Letter Plate Seal Letter Box Flap - Prevents Draughts Coming Through The Letter Box - for Wooden or uPVC Doors - White with Flap

Internal Letterbox Draught Excluder 13.5 Inch (34.2cm) PVC Draught Letter Plate Seal Letter Box Flap - Prevents Draughts Coming Through The Letter Box - for Wooden or uPVC Doors - Brown with Flap

Internal Letterbox Draught Excluder 13.5 Inch (34.2cm) PVC Draught Letter Plate Seal Letter Box Flap - Prevents Draughts Coming Through The Letter Box - for Wooden or uPVC Doors - White Without Flap

VOCIBO® 4-Keys Letterbox Lock Plate - 16mm, 18mm, Drawer & Cabinet Lever Lock for Letterboxes & Lockers

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