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From $10/window
Streak-free guaranteed

Exterior Windows

Streak-free, every time.

We clean exterior windows using the pure water fed pole system — purified water and soft brushes leave glass completely streak-free without chemicals, ladders or squeegee marks.

Overview

The pure water fed pole system is the professional standard for exterior window cleaning. Traditional methods — squeegee and bucket, or household window spray — leave behind soap residue and mineral deposits from tap water. These attract dirt and the windows look dirty again within days.

Pure water fed pole cleaning uses water that has been filtered through reverse osmosis and deionisation to 0 TDS — completely mineral-free. When this water dries on glass, it evaporates completely, leaving nothing behind. The result is genuinely streak-free glass that stays clean longer than any traditional method.

The system uses telescoping carbon fibre poles reaching up to 12 metres — enough for most three-storey buildings — so all work is done safely from ground level.

We clean the glass, frames and sills as part of every window clean. Frames are where most of the biological staining and mould accumulates.

Surfaces we clean

What we work on.

Single and double glazingAluminium and uPVC framesTimber-framed windowsTinted and low-E glassSkylights (accessible from ground)Bi-fold and stacking door glassShopfronts and commercial glazingBalustrades (glass)
Good to know
We clean exterior surfaces only — interior cleaning is not currently offered
Severe mineral etching may require specialist treatment beyond standard pure water cleaning
Leadlight, heritage glass and some textured glass types require assessment before cleaning
The process

How we do it.

01
Frame and sill pre-wipe

Before any water touches the glass, frames and sills are wiped down to remove heavy surface debris.

02
Pure water scrub

Each pane is scrubbed with a soft brush fed continuously with 0-TDS purified water. The brush agitates and lifts all surface contamination.

03
Rinse & pack up

A final pure water rinse is applied from the top of each pane downwards. As the water evaporates, nothing is left behind.

What you get

The result.

Streak-free, spot-free glass — no squeegee marks, no residue
Frames and sills cleaned as part of the process
Hard water mineral deposits removed from glass surface
Biological staining on frames and reveals treated
All work done safely from ground level
No chemical residue on glass or surroundings
Transformations

Before & after.

Tap a card to reveal the result

BEFORE

Windows with heavy mineral water spotting from sprinkler overspray and years of tap water runoff

tap to flip →
AFTER

Crystal clear glass with no mineral deposits visible

← tap to flip
Why Trident

The difference.

01
Pure water — no streaks

Standard tap water leaves mineral deposits as it dries. Our purified water leaves nothing.

02
Frames and sills included

We don't just clean the glass. Frames and sills are cleaned as part of every window service.

03
Completely from ground level

Our poles reach up to 12 metres. No ladders on your gutters, no marks on your walls.

04
No chemicals on your glass

We use water only — your windows stay cleaner for longer.

Questions

Common questions.

Can't find your answer? Call us — we'll give you a straight answer.

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Send a couple of photos and we'll send back a fixed price — same day.