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Casement Window

Casement Window Installation

Exact Carpentry – Launceston • West Tamar • Northern Midlands

Casement windows are one of those designs that feel instantly familiar the moment you open them. They swing out like a door, they catch the breeze better than almost any other window, and when they’re closed, they seal tighter than most modern sliding systems. They’re simple, practical, and they suit Tasmanian weather surprisingly well as long as they’re installed properly.

But here’s the truth: a casement window will expose every flaw in the frame.

If the jambs aren’t straight, the sash will bind. If the hinges aren’t set perfectly, the window will sag. If the sill isn’t level, the window won’t close cleanly. If the house has moved and Tasmanian homes love to move the latch will never line up.

Installing a casement window isn’t just “putting in a window”. It’s aligning a moving sash inside a frame that’s already shifted over the years.

Where a Casement Window Installation Really Starts

Before the new window even comes out of the packaging, we look at the opening. A proper look not a quick glance.

Casement windows rely on:

  • A straight hinge side
  • A level sill
  • A square frame
  • A sash that swings freely
  • A latch that meets perfectly

If any of these are out, the window will fight you.

We check:

  • The condition of the old frame
  • The movement of the house
  • The alignment of the hinge side
  • The straightness of the latch side
  • The exposure to wind and weather
  • The moisture around the sill
  • The condition of the cladding or brickwork

A casement window won’t hide any of this. If the opening isn’t right, the window won’t be right.

The Window Itself – Timber, Aluminium, or Double‑Glazed

Casement windows come in all types:

  • Timber casement windows
  • Aluminium casement windows
  • Double‑glazed casement windows
  • Low‑E energy‑efficient casement windows
  • Custom‑sized casement windows

Each one behaves differently. Each one has its own weight, its own hinges, its own sealing, its own hardware.

But the principle is always the same:

A casement window should swing open smoothly and close with a confident, even seal.

No dragging. No sagging. No rattling. No gaps. No forcing the latch.

What Casement Window Installation Costs

Most installations fall between:

  • $450 – $1,800 (window + installation)
  • $280 – $750 (installation only, depending on frame work)

The price depends on:

  • The size of the window
  • The type of glazing
  • Whether the frame needs repair
  • Whether the sill needs levelling
  • The type of hardware (hinges, stays, locks)
  • Whether the opening needs trimming or packing

Casement windows look simple. They’re not. They’re a hinge‑and‑alignment job.

What We See Most Often in Tasmanian Homes

Casement windows fail for predictable reasons:

  • Frames that have moved
  • Hinges that weren’t set properly
  • Sashes that sag over time
  • Latches that never line up
  • Draughts creeping in
  • Water getting in around the sill
  • Windows that won’t stay open
  • Windows that slam shut in the wind

A new window won’t fix these unless the opening is corrected. That’s where the real work is.

The Moment the Window Finally Swings Cleanly

There’s a moment in every installation where the window stops arguing. It swings open smoothly. It closes without force. The seal sits tight. The latch meets perfectly. The sash sits straight. The window feels like it belongs there.

That’s the moment we aim for.

Types of Casement Windows We Install

Each of these will have its own full page later:

  • Standard Casement Windows
  • Double‑Glazed Casement Windows
  • Timber Casement Windows
  • Aluminium Casement Windows
  • Low‑E Energy‑Efficient Casement Windows
  • Custom‑Sized Casement Windows

Each one needs proper alignment, proper sealing, and proper hardware setup.

Why People Choose Us for Casement Windows

Because we don’t just “fit a window”. We make sure it works properly, quietly, and reliably.

We take the time to:

  • Straighten the frame
  • Level the sill
  • Align the hinges
  • Seal the edges
  • Set the hardware
  • Fix the draughts
  • Stop the sticking
  • Make the window look like it belongs

A casement window should feel effortless. That’s the whole point of having one.

Get a Casement Window Installation Quote

Send us a photo of the opening inside and out. Tell us the size and type of window you want. We’ll tell you exactly what’s involved and what it will cost.

No guesswork, No surprises, Just a window that works the way it should.