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View Product Reviews10mm x 65mm Cavity Wall Brick Weep Vent Black
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Thu 22 May
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Delivery & Returns Information
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This charge is based on delivery to mainland UK excluding the following postcodes: AB, CF, DD, DG, KW, IV, LD, LL, NP, PH, SA and SY. If your delivery address is in any of these postcode areas a member of our customer service team will contact you prior to processing your order should an additional delivery charge apply. We do not offer deliveries outside the UK mainland.
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| Over £300 ex. VAT | FREE |
Core Delivery charges apply only when all products in an order that have equivalents are accepted as such. If even one product cannot be substituted with an equivalent, the entire order will not qualify for Core Delivery charges.
| Timber & Sheet, Building Materials, Joinery and Gardens & Landscaping Products | |
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Express Delivery
| Express Delivery - Insulation and Plasterboard & Drylining | |
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| ORDER VALUE | DELIVERY CHARGE |
| Under £400 | £50 ex. VAT |
| Over £400 ex. VAT | £35 ex. VAT |
| Express Delivery - Timber & Sheet, Building Materials, Joinery and Gardens & Landscaping Products | |
| ORDER VALUE | DELIVERY CHARGE |
| Under £300 | £50 ex. VAT |
| Over £300 ex. VAT | £35 ex. VAT |
Returns
We offer a 30 day returns policy on any faulty products.
Key Features
- {{home}} Designed to be installed in the external leaf of a cavity wall
- {{air}} Facilitates airflow within the cavity
- {{shield}} Maintains the health and longevity of masonry cavity walls
- {{opacity}} Allows trapped moisture to escape
Technical Specification
| Width: | 10mm |
|---|---|
| Length: | 100mm |
| Height: | 65mm |
| Sales Unit: | Each |
| Colour: | Black |
What Is A 10mm x 65mm Cavity Wall Brick Weep Vent - Black?
10mm x 65mm Cavity Wall Brick Weep Vents are essential building components which play a crucial role in maintaining the health and longevity of masonry cavity walls by allowing trapped moisture to escape and promoting vital airflow.
Cavity wall weep vents (or "weeps") are small, purpose-made components designed to be installed in the external leaf of a cavity wall. The 10mm x 65mm dimension is specifically designed to fit into a standard UK perpendicular mortar joint (10mm width) and match the height of a standard 65mm brick.
These black vents don't compete for attention against deep-toned bricks or shadowy recesses; instead, they become an intrinsic, almost imperceptible part of the whole, enhancing the richness and depth of the facade.
Why are Cavity Wall Weep Vents Essential?
Moisture management is critical for the structural integrity and internal environment of any building with cavity walls. Without effective weeping and ventilation:
- Moisture Build-up: Trapped water can lead to damp patches on internal walls, salt efflorescence on brickwork, and musty odours.
- Structural Damage: Prolonged dampness can corrode metal wall ties, freeze-thaw action can damage masonry, and timber elements (like joist ends) can decay.
- Reduced Thermal Performance: Damp insulation is significantly less effective, leading to higher energy costs.
- Health Issues: Mould growth associated with dampness can contribute to respiratory problems and allergies.
- Building Regulation Compliance: UK Building Regulations (specifically Approved Document C – Site preparation and resistance to contaminants and moisture) mandate measures to prevent moisture buildup in cavity walls.
Applications
- New build domestic, commercial, and industrial properties with cavity walls.
- Extensions and renovations.
- Remedial work where existing weep provisions are insufficient or blocked.
- Installation above external DPCs (Damp Proof Courses).
- Positioning above lintels (windows and doors) to drain the cavity tray.
- At the base of cavity walls where a cavity tray is present.
Benefits
- Optimal Sizing (10mm x 65mm): Perfectly dimensioned to replace a vertical mortar joint in standard UK brickwork, ensuring straightforward installation and a neat finish.
- Effective Water Drainage: Designed with a clear pathway to allow water to escape the cavity efficiently.
- Ventilation Provision: Facilitates airflow within the cavity to help keep it dry.
- Insect & Vermin Resistance: Incorporates an internal grille or baffle system to prevent the entry of driving rain, insects, and vermin into the cavity.
- Durable Construction: Resistant to decay, corrosion, and degradation from UV exposure and typical atmospheric pollutants.
- Easy Installation: Can be simply slotted into the mortar joint during construction of the external brick leaf.
Compliance and Standards (UK)
The use of cavity weep vents is supported by and helps comply with:
- Building Regulations Approved Document C: Site preparation and resistance to contaminants and moisture.
- NHBC Standards (Chapter 6.1): Technical requirements for external masonry walls often detail weep vent provisions.
- BS 8215: Code of practice for design and installation of damp-proof courses in masonry construction.
- BS 5250: Management of moisture in buildings - Code of practice.
