FREE Home Consultation|Timber → Double-Glazed Aluminium|One Team • One Quote

Auckland & NZ Wide

Custom Aluminium Flashings

Precision Designed • Custom Manufactured • Professionally Installed

Head flashings, cap flashings, window and cladding flashings — custom folded from premium aluminium, powder-coated to match your joinery and installed weather-tight.

  • Premium Aluminium
  • NZ Manufactured
  • Weatherproof Solutions
  • Residential & Commercial
  • Professional Installation
  • Fast Turnaround

Before & After

See the Difference

Drag the slider to see a typical Fenster upgrade — from tired timber joinery to new aluminium windows with a custom powder-coated head flashing and a completed painted finish.

  1. 1Old timber windows
  2. 2New aluminium windows
  3. 3Custom powder-coated head flashing
  4. 4Completed painted finish
New AluminiumOld TimberOld TimberNew Aluminium

We Manufacture

Every flashing your project needs.

Custom folded aluminium flashings for windows, doors, cladding and parapets — residential, architectural and commercial.

Head Flashings

Head Flashings

Window and door head flashings with formed stop ends and kick-outs.

Cap Flashings

Cap Flashings

Parapet and wall cap flashings that protect exposed top edges.

Sill Flashings

Sill Flashings

Sill trays and flashings that carry water out and away from the frame.

Jamb Flashings

Jamb Flashings

Vertical jamb protection for a fully sealed window surround.

Cladding Flashings

Cladding Flashings

Transitions, corners and penetrations across any cladding system.

Parapet Flashings

Parapet Flashings

Long-run parapet cappings folded to your exact profile.

Window Surround Flashings

Window Surround Flashings

Complete surround packages for window replacement projects.

Door Flashings

Door Flashings

Entrance, slider and French door weatherproofing details.

Box Gutters

Box Gutters

Custom folded box gutters and internal gutter systems.

Architectural Flashings

Architectural Flashings

Bespoke profiles for architects and designer homes.

Commercial Flashings

Commercial Flashings

Volume packages for apartments, retail and industrial builds.

Powder-Coated Flashings

Powder-Coated Flashings

Dulux and Interpon colour matching to your joinery.

Custom Folded Flashings

Custom Folded Flashings

One-off folds from your drawings or our site measure.

Who We Work With

Homeowners and trade, equally welcome.

Homeowners

  • Window replacement
  • Renovations
  • Recladding

Builders

  • Residential
  • Commercial
  • Architectural

Joinery Companies

  • Supply
  • Installation support
  • Subcontract work

Commercial

  • Schools
  • Apartments
  • Retail
  • Offices
  • Industrial

Why Choose Fenster

Built by people who do this every day.

0+
Years Industry Experience
0%
Custom Made to Order
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Residential & Commercial
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Fast Turnaround Available

Premium Aluminium

Quality NZ-sourced aluminium, folded to spec.

Precision Manufactured

Sharp, consistent folds on every flashing.

Weatherproof Solutions

Detailing that keeps water out for the long term.

Professional Installation

Experienced installers, tidy weather-tight finish.

How It Works

Five steps, one team.

  1. Step 01

    Measure

    Site measure or work directly from your architectural drawings.

  2. Step 02

    Design

    We draw the fold profile and confirm every dimension with you.

  3. Step 03

    Manufacture

    Custom folded from premium aluminium in the exact lengths needed.

  4. Step 04

    Powder Coat

    Colour matched in Dulux or Interpon to suit your joinery.

  5. Step 05

    Install

    Fitted and sealed for a clean, durable, weather-tight result.

FAQ

Aluminium flashings, explained.

Common questions from homeowners, builders and architects about head flashings, cap flashings and custom folded aluminium.

Gallery

Architectural flashing work.

Architectural home with black aluminium joinery and custom head flashings
Architectural home with black aluminium joinery and custom head flashings
Close-up window head flashing detail
Close-up window head flashing detail
Commercial apartment building with aluminium cap flashings
Commercial apartment building with aluminium cap flashings
Shopfront with slim aluminium joinery and cap flashings
Shopfront with slim aluminium joinery and cap flashings
Powder-coated aluminium flashings in the coating line
Powder-coated aluminium flashings in the coating line
Recladding project with new cladding flashings
Recladding project with new cladding flashings
Installer fitting an aluminium head flashing
Installer fitting an aluminium head flashing
Completed black aluminium windows with custom flashings
Completed black aluminium windows with custom flashings
Parapet capping and box gutter detail
Parapet capping and box gutter detail
Aluminium flashing being folded on the press brake
Aluminium flashing being folded on the press brake

Free Download

The Complete Guide to Aluminium Flashings

A practical guide for homeowners, builders and architects: what each flashing type does, how head and cap flashings prevent leaks, colour matching, measuring and an installation checklist.

  • Flashing types explained
  • Leak prevention detailing
  • Powder coat colour matching
  • Site measure & install checklist

Instant PDF download

We'll only use your details to send flashing information — no spam.

Custom Aluminium Flashings NZ

Request a Flashings Quote

Send us your drawings or measurements and our fabrication team will come back with a competitive quotation. Prefer to talk? Call 0800 FENSTER.

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