Home > Companies > Fixfast Ltd > U Flow® Roof Drainage System

All outlets:

  • One piece spun aluminium body, designed for quick installation.
  • Curved spigot 'turn-in' for increased flow rates.
  • Incorporate patented U-Flow seal to provide mechanical watertight connection. Consult U-Flow seal datasheet for complete details.

AH outlets:

  • One piece spun aluminium body 3.2 mm thick, designed for quick installation.
  • Heavy duty cast aluminium clamping ring for positive membrane retention.
  • 445 mm diameter flange has depressed sump area to facilitate maximum water drainage.
  • Can be used with most flat roof membranes and coverings.
  • Available in 75, 100 and 150 mm diameter sizes with three leafguard options.
  • Extra-large diameter flange gives extra coverage over old outlets.

AR outlets:

  • One piece spun aluminium body 1.6 mm thick, designed for quick installation.
  • Extra-large 445 mm diameter flange, to provide maximum membrane bonding area.

AR-PVC:

  • One piece spun aluminium body 1.6 mm thick, designed for quick installation.
  • Extra-large 445 mm diameter flange, to provide maximum membrane bonding area.
  • PVC plastisol coating for direct bonding of membrane by heat or solvent welding.
  • Supplied with leaf guard as standard.

ARO outlets:

  • Primarily designed to suit applications where outlets need to be positioned close to parapet walls or upstands.
  • One piece spun aluminium body, 1.6 mm thick.
  • Extra large 445 mm diameter flange which can be bent or cut to suit application.
  • The leaf guard is positioned offset to the centre of the outlet stem enabling outlet to be positioned close to vertical abutments.

Standard product features

Features:

  • One piece spun aluminium body.
  • Patented U-Flow mechanical seal

NBS Specification

NBS Create logo
This product is associated with the following NBS Create clause:
50-10-00/110 External gravity rainwater drainage system

NBS Specification

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This product is associated with the following NBS clauses:

Product specification

An important note about specifying

Manufacturer

Name:

Fixfast Ltd

Tel:

+44 (0)1732 882387

Product reference

U Flow® Roof Drainage System

Sealed outlet

[AH-3]
-
Diameter: 69.9 mm: To suit 72.5-84mm pipe size.
[AH-4]
-
Diameter: 94.7 mm: To suit 95-110mm pipe size.
[AH-6]
-
Diameter: 142.5 mm: To suit 146.5-168mm pipe size.
[AR-3]
-
Diameter: 69.9 mm: To suit 72.5-84mm pipe size.
[AR-4]
-
Diameter: 94.7 mm: To suit 95-110mm pipe size.
[AR-6]
-
Diameter: 142.5 mm: To suit 146.5-168mm pipe size.
[AR-PVC-3]
-
Diameter: 69.9 mm: To suit 72.5-84mm pipe size.
[AR-PVC-4]
-
Diameter: 94.7 mm: To suit 95-110mm pipe size.
[AR-PVC-6]
-
Diameter: 142.5 mm: To suit 146.5-168mm pipe size.
[ARO-3]
-
Diameter: 69.9 mm: To suit 72.5-84mm pipe size.
[ARO-4]
-
Diameter: 94.7 mm: To suit 95-110mm pipe size.
[ARO-6]
-
Diameter: 142.5 mm: To suit 146.5-168mm pipe size.

Leafguard

[A]
-
Aluminium. Heavy duty cast leaf guard has high profile to help prevent blockage by debris. With AH, AR and ARO outlets only
[P]
-
Plastic. Manufactured from polycarbonate, UV stable and highly resistant to temperature extremes. With AH, AR and ARO outlets only.
[SD]
-
SuperDome. Vandal resistant cast aluminium leaf guard, ideal for heavily trafficked areas, schools and institutions. With AH and ARO outlets only.

Accessories

[None]
[UFC]
-
Flow control. Creates a specific limited water flow rate given different levels of roof water. Formed from spun aluminium. For use with AH and ARO outlets only.
[UOF]
-
Overflow. Manufactured from spun aluminium for use with outlets that have clamping ring assemblies. Provides additional drainage if roofwater exceeds 100 mm in depth. For use with AH and ARO outlets only.
[UQF]
-
Quickflow. Aluminium plate for use with outlets that have clamping ring assemblies. Test results show up to 25% increase in flow rate. For use with AH and ARO outlets only.
[UBG]
-
Ballast guard. Manufactured from 0.9 mm corrosion and impact resistant perforated stainless steel prevents heavy aggregates and debris entering or blocking the outlet.
[As drawing]
[Contractor's choice]

Manufacturer details

Merlin House,
Seven Mile Lane,
Borough Green,
Sevenoaks,
Kent, TN15 8QY
Tel +44 (0)1732 882387
Fax +44 (0)1732 885532
NBS Plus
RIBA CPD