NBS Source
I'm a manufacturer
Compare variants

Alpha Flow Permeable Block Paving

Verified by manufacturer 1 day ago

60 mm Single size packs

Brett Landscaping Variant:

Brett Alpha Flow is a surface-tumbled, permeable concrete block paving unit. Has the appearance of traditional aged pavement, and permeability for achieving SuDS and surface water drainage.

Jump to:
+44 (0)345 60 80 570 Website

Application

Block paving unit with permeability for achieving SuDS and surface water drainage.

Domestic and commercial use; hardstanding for vehicular and pedestrian pavements including footpaths, cycle tracks, driveways,

adoptable highways, commercial pavements, roof top and balcony applications.

Installation standard: BS 7533-3:2005 + A1:2009.

Description

Permeable paving block available in three sizes specifically designed to create the appearance of a traditional aged pavement whilst the interlocking nib design provides enhanced permeability rates for use within Sustainable Drainage Systems.


Alpha Flow blocks come with a number of matching products including circle packs and kerbs as well as an impermeable option suitable for both hand or machine lay installation.


When tested to BS DD 229: 1996 for Surface Permeability, Alpha Flow achieved 3386 mm/h.


Standards:

Brett Landscaping operate a number of independently audited management systems:

  • BS EN ISO 9001: 2008 Quality Management System.
  • BS EN ISO 14001: 2004 Environmental Management System.
  • OHSAS 18001: 2007 Health and Safety Management System.
  • BES 6001 Responsible Sourcing of Construction Products.

General information

Color

Gold

Brown

Black

Finish

Textured

Material

Concrete

Shape

Rectangle

Length

105 mm

140 mm

210 mm

Width

140 mm

Height

60 mm

80 mm

Uniclass

Pr_25_93_60_17 Concrete paving blocksPrimary

CAWS

Q24/115 Permeable concrete block paving – total infiltration

Q24/117 Permeable concrete block paving – partial infiltration

Q24/119 Permeable concrete block paving – no infiltration

Q24/12 Permeable concrete block paving

Product range

Alpha

Specification data - Concrete paving blocks

Standard

To BS EN 1338: 2003.

Physical properties

-

Colour

Autumn Gold.

Brindle.

Charcoal.

Finish

Textured.

Guidance for specification option:

Aged chamfer.

Profile

-

Paver type

Regular plan form.

Arrises

Chamfered (aged).

Interlocking features

Spacer nibs.

Dimensions and associated tolerances

-

Nominal sizes

105 x 140 x 60 mm.

Guidance for specification option:

10.32 m² per pack.

140 x 140 x 60 mm.

Guidance for specification option:

10.35 m² per pack.

210 x 140 x 60 mm.

Guidance for specification option:

10.35 m² per pack.

Arrises

Chamfered.

Weathering resistance

Class 3.

Abrasion resistance

Class 3.

Guidance for specification option:

≤23 mm; determined by Wide Wheel Abrasion test.

Slip resistance

Unpolished Slip Resistance Value (USRV): ≥55; Potential for slip: Low.

Recycled content (minimum)

Manufacturer's standard.

Type

Hand lay.

Other requirements

Not required.

Permeable chippings joint material.

Guidance for specification option:

Compliant with BS 7533-13: 2009.

Third-party certification

CE marked.

Permeability

Surface permeability: 3386 mm/h when tested to BS DD 229:1996.

ThermalConductivity

1.2 W/m·K.

Strength

Characteristic tensile splitting strength: ≥3.6 MPa; Failing load ≥250 N/mm.

Tolerances on plan dimension and thickness (nominal)

Thickness: ±3 mm; Plan size: ±2 mm.

Literature

Specialist Kerbs & Permeable Paving

Specialist Kerbs & Permeable Paving

Case studies

Darcliffe Homes provide a sustainable solution with Brett's Alpha Flow permeable paving, complement the rural backdrop of their prestigious development.

Darcliffe Homes provide a sustainable solution with Brett's Alpha Flow permeable paving, complement the rural backdrop of their prestigious development.

Similar products from Brett Landscaping

Alpha Block Paving

Alpha Block Paving

Aura Block Paving

Aura Block Paving

Beta Block Paving

Beta Block Paving

Delta Block Paving

Delta Block Paving

Invicta Block Paving

Invicta Block Paving

Invicta Flow Permeable Paving

Invicta Flow Permeable Paving

Lugano 600 x 200 x 80 mm Paving (Cliffe)

Lugano 600 x 200 x 80 mm Paving (Cliffe)

Lugano 80 mm Block Paving (Cliffe)

Lugano 80 mm Block Paving (Cliffe)

Lugano Block Paving

Lugano Block Paving

Lugano Flow Permeable Block Paving

Lugano Flow Permeable Block Paving