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PROFESSIONAL WINDOW & EXTERIOR CLEANING SERVICES IN DEE WHY NSW.
Looking for a reliable, professional window cleaner in Dee Why? Coastal Clear Windows is your local Northern Beaches specialist — a family-owned business delivering streak-free, sparkling results for Dee Why homeowners and businesses. With a 5.0 star Google rating and years of experience cleaning Northern Beaches properties, we’re the team Dee Why locals trust.


WINDOW CLEANING IN DEE WHY — WHY LOCAL EXPERTISE MATTERS
Dee Why is one of the Northern Beaches’ most vibrant and diverse suburbs – home to a thriving beach community, a busy town centre and a wide mix of property types from beachfront apartments along The Strand to family homes in the streets behind the lagoon. Properties across Dee Why face constant salt air exposure from the beach and the lagoon, making regular professional exterior cleaning essential rather than optional.
The combination of ocean-facing apartments, older brick homes and newer developments across Dee Why means every property has different cleaning requirements. Beachfront apartments along The Strand accumulate salt deposits rapidly – sometimes within days of cleaning during windy conditions. Homes near Dee Why Lagoon face additional challenges from moisture and organic growth. We understand these differences and tailor our approach accordingly.
Regular professional window cleaning in Dee Why protects your glass from permanent salt etching, maintains your ocean and lagoon views, and keeps your property presenting at its best year round.

Window Cleaning Dee Why We use the industry-leading ZERO pure water system — producing ultra-pure water at zero parts per billion — combined with traditional squeegee techniques to deliver a genuinely streak-free result on every window, frame, sill and fascia. Interior and exterior cleaning available for homes, apartments, strata buildings and commercial properties throughout Dee Why.
Gutter Cleaning Dee Why Dee Why’s established street trees and coastal conditions make blocked gutters a common issue. Our high-power vacuum and camera-assisted long-reach pole system clears gutters thoroughly and safely — protecting your roof, walls and foundation from water damage and overflow.
Solar Panel Cleaning Dee Why Salt air residue from Dee Why Beach significantly reduces solar panel efficiency over time. Dirty panels can lose up to 30% of their output. We use purified ionised water — no chemicals — to restore your panels to peak performance and protect your warranty.
Soft House Washing Dee Why Dee Why’s coastal humidity and proximity to the lagoon create ideal conditions for mould, algae and lichen to build up on exterior surfaces. Our low-pressure soft washing safely removes organic buildup from render, weatherboard, brick and cladding without causing damage.
Pressure Cleaning Dee Why Driveways, footpaths, decks and outdoor entertaining areas in Dee Why accumulate salt grime, algae and general wear quickly. Our professional pressure cleaning service restores hard surfaces to their best — fast and effective.
WHY DEE WHY HOMEOWNERS CHOOSE COASTAL CLEAR WINDOWS
AREAS AROUND DEE WHY WE ALSO SERVICE
As well as Dee Why itself we regularly clean properties in surrounding suburbs including Cromer, Collaroy, Narraweena, Brookvale, Beacon Hill, North Curl Curl, Curl Curl and Allambie Heights.
VIEW ALL OF THE AREAS WE SERVE

Using traditional and the Reach and Wash Pole system ensures we can clean those hard to reach windows including frames, sills and fascias.

For beachfront apartments and properties along The Strand we recommend every 4-6 weeks — salt deposits build up extremely quickly on ocean-facing glass. For properties set back from the beach in the residential streets, every 8-10 weeks is generally sufficient. Properties near Dee Why Lagoon may also benefit from more frequent cleaning due to moisture and organic growth. We’ll recommend the right schedule when we quote.
Yes, we work with apartment owners, strata managers and owners corporations across Dee Why regularly. We have extensive experience cleaning the beachfront apartment buildings along The Strand and can discuss regular scheduled cleaning programmes for your building.
Our water-fed pole systems reach up to four storeys safely without ladders or scaffolding. For buildings above four storeys we can discuss options and access arrangements when we quote.
Absolutely, pre-sale window cleaning is one of our most popular services across the Northern Beaches. Clean windows make an immediate and dramatic difference to how a property presents at inspection. We work with real estate agents and homeowners across Dee Why regularly and can often accommodate short notice bookings.
Pricing depends on property size and number of windows. We provide free no-obligation quotes, contact us and we’ll give you an accurate price within 24 hours. We will often visit your property to give you a more accurate cost – again no obligation.
Yes – we carry full public liability insurance. All team members have completed National Police Checks and Working with Children Checks.
Yes. If you’re not completely happy with the results, let us know and we’ll make it right. Your satisfaction is not a nice-to-have for us — it’s the whole point.

Ready for streak-free windows and a cleaner home exterior? Contact Coastal Clear Windows today for a free no-obligation quote. We service all of Dee Why and surrounding Northern Beaches suburbs and respond to all enquiries within 24 hours.
Call or text Graeme on the number below, that’s me! Or you can email me at graeme@costalclearwindows.com.au
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