
Pressure Washing and Graffiti Removal
DWC provides expert pressure washing and graffiti removal for commercial paths, walls, drives and car parks across North London, Herts, Beds and Bucks.
Commercial Pressure Washing and Graffiti Removal in North London, Beds, Herts and Bucks
Keeping your business exteriors clean and graffiti-free is key to maintaining your reputation and creating a welcoming space. Our commercial pressure washing and graffiti removal service is built to handle large-scale and high-traffic surfaces quickly, safely and effectively.
We work across North London, Bedfordshire, Hertfordshire and Buckinghamshire, serving a wide range of commercial, industrial and public sector sites.

Surfaces We Clean for Commercial Sites
Our service is ideal for:
Pavements and walkways
Car parks and service areas
Building exteriors and signage bases
Brick and stone walls
Driveways and loading zones
We remove grime, moss, tyre marks, chewing gum and more.
Our Pressure Washing System
We use 3500psi professional jet washers that lift deep-set dirt without damaging the underlying surface.
3500PSI Jet Wash Power
Our equipment easily tackles oil, algae, rubber and pollution stains on tarmac, concrete, and paving.
Fast and Safe for Large Areas
Ideal for large open spaces such as car parks, shopping centres or public walkways.
Optional Re-sanding for Block Paving
After washing block-paved areas, we offer re-sanding to stabilise the surface and extend its life.
Professional Graffiti Removal
Vandalism can damage the look of your premises and deter customers or visitors. We remove graffiti quickly and effectively using a combination of chemical treatment and pressure washing.
Chemical Treatment and Pressure Washing
We apply a safe graffiti remover that lifts paint and inks from surfaces before rinsing with high-pressure water.
Suitable for Brick, Metal and Painted Surfaces
Our methods work on porous and non-porous surfaces including shutters, render, signs and fences.
Quick Response for Vandalism
We offer rapid response cleaning to ensure your business image is restored as quickly as possible.
Benefits of Our Service
Improves safety by removing slippery moss and algae
Enhances presentation and first impressions
Supports compliance with hygiene and facilities standards
Offers quick turnaround for busy sites
Areas We Cover
We clean commercial properties and public spaces across:
North London
Bedfordshire
Hertfordshire
Buckinghamshire
Pricing and Site-Based Quotes
Our pricing is based on:
Size of the area
Level of soiling or graffiti
Surface type and access needs
Optional re-sanding or additional treatments
📞 Book a free site survey for accurate pricing.
FAQs – Commercial Surface Cleaning
Q1: Can you remove chewing gum and oil stains?
A: Yes. Our machines lift gum, oil and other stubborn marks with ease.
Q2: Is graffiti removal safe for painted walls?
A: Yes. We adjust chemical strength and pressure to suit each surface.
Q3: Can you clean large multi-storey car parks?
A: Yes. We regularly clean multi-level sites and offer scheduled deep cleans.
Q4: What if the graffiti reappears?
A: We offer return visits and anti-graffiti coatings as optional extras.
Q5: Do you clean out of hours?
A: Yes. Evening and weekend cleans are available for busy public spaces.
Q6: Are your operatives insured and trained?
A: Absolutely. All staff are fully trained and carry public liability cover.
What Our Clients Say
"I have worked with DWC for a couple of years, and they are our go-to contractors for cleaning and gardening. They take instructions well and always update you with their findings whilst on site.
Definitely recommend."
Karin J.
"DW have been cleaning my windows for over ten years, they are efficient keep their appointment times and I would not use anyone else."
Michael B.
"Amazing attention to detail. Exceeded my expectations! Delta Cleaning transformed my home with their meticulous cleaning. Every nook and cranny was spotles. Truly outstanding work!"

Emily R.
"Reliable and efficient. Our office is spotless! Delta Cleaning's team consistently delivers top-notch cleaning services. They always go the extra mile to ensure our workspace is pristine. Excellent service!"

James P.



