Mastic Man in Greenwich, London
Professional sealant contractors serving Greenwich SE10 and surrounding Southeast London. PSMA certified, fully insured, 20+ years local experience. Bathrooms, kitchens, historic homes, water damage repair. Same-day quotes available.
Professional sealant contractors for Southeast London historic
For over 20 years, we've been the go-to sealant contractors for Greenwich homeowners and businesses. From historic Georgian properties to modern riverside apartments, we've delivered flawless silicone finishes across Greenwich's most sought-after locations.
Our Greenwich team understands historic Southeast London properties — Georgian character homes, riverside living, modern bathrooms, and heritage water damage repair. PSMA certified, fully insured, and proud members of the Greenwich community.
Get a Greenwich quote
Every type of property in Greenwich SE10
Historic and modern expertise, every type of sealant work
Historic & Modern Homes
Georgian, riverside, apartments, excellence
Bathroom Renovations
Showers, baths, tile joints, anti-mould silicone
Kitchen Updates
Splashbacks, worktops, modern finishes
Water Damage & Repairs
Moisture repair, waterproofing, seepage solutions
Commercial Properties
Offices, retail, commercial excellence
Design Sealants
40+ colours to match any scheme
Greenwich case studies
🏘️ Historic Georgian Bathroom Renovation
Greenwich historic Georgian property bathroom renovation needed professional sealing with period-sensitive finishes.
Challenge: Historic Georgian standards, period finishes, heritage character preservation.
Solution: Premium anti-fungal silicone, period-appropriate colours, expert heritage application, quality standards.
Result: Bathroom looks finished, historic character preserved, customer happy.
📍 Georgian Property, Greenwich SE10
⏱️ 2-3 day project (historic bathroom)
💰 £545 (historic sealing)
★★★★★ "Historic character preserved, beautiful work"
🍳 Modern Kitchen Splashback
Greenwich riverside apartment kitchen renovation with splashback tiling needed professional colour-matched silicone sealing.
Challenge: Colour match to new tiles, waterproof kitchen, modern finish.
Solution: Professional colour matching, premium waterproof silicone, perfect sealing, clean lines.
Result: Kitchen looks finished, tiles perfectly matched, customer happy.
📍 Riverside Apartment, Greenwich SE10
⏱️ 2-day project (splashback)
💰 £540 (kitchen sealing)
★★★★★ "Perfect colour match, professional"
💧 Water Damage Repair
Greenwich property with water damage and seepage needed comprehensive waterproofing.
Challenge: Water seepage, moisture issues, waterproofing needed.
Solution: Full assessment, premium waterproof silicone, tested performance.
Result: Water seepage stopped, moisture eliminated, property dry and safe.
📍 Historic Property, Greenwich SE10
⏱️ 3-day project (waterproofing)
💰 £585 (waterproofing)
★★★★★ "Water problem solved, professional"
What Greenwich residents say
⭐ 4.9/5 average rating from 248+ verified customers
"Our Georgian bathroom now looks beautiful. Historic character preserved perfectly, highly satisfied."
Margaret & David H. - Georgian Property, Greenwich
"Our riverside kitchen now looks great. The colour matching was perfect, highly professional."
James & Susan P. - Riverside Apartment, Greenwich
"Water problem completely solved. Professional expertise and reliable service."
Elizabeth & Peter W. - Water Damage Repair, Greenwich
Local service, professional standards
5-Star Reviews
Greenwich customers trust us. That's the trust we've built over 20+ years.
2-3 Day Local Response
You're local to us. We visit quickly, quote fast, and understand local needs.
PSMA Certified & Insured
Professional standards, full insurance, 12-month repair warranty.
Areas we serve locally
Based in Southeast London, we cover Greenwich and surrounding areas
📍 Central Greenwich
- ✓ Greenwich centre
- ✓ Riverside properties
- ✓ Historic homes
- ✓ Modern apartments
- ✓ Commercial areas
📍 Surrounding Areas
- ✓ Blackheath (2 miles)
- ✓ Woolwich (3 miles)
- ✓ Southeast London areas
- ✓ Surrounding boroughs
- ✓ Local postcodes
Free Greenwich quote
Tell us about your sealant project. Same-day response for local enquiries.
Send your details below. We'll respond within 24 hours. Greenwich customers typically get a survey visit within 2-3 days.
Send My DetailsQuestions our customers ask
Real answers from our local expertise
How quickly can you visit Greenwich?
You're local to us — we're based in Southeast London. Most enquiries get a free survey visit within 2-3 business days. For urgent jobs, we often visit same-day or next morning.
Do you work on Greenwich historic properties?
Yes — Greenwich historic properties are our specialty. We have extensive experience with Georgian homes, period properties, and modern apartments.
Can you colour-match silicone?
Yes — we offer professional colour matching service. We have 40+ colours in stock, plus custom matching available.
What guarantee do you offer?
12-month repair warranty on all work. If any sealant fails within 12 months, we repair it free of charge.
How much does bathroom sealing typically cost?
Bathroom sealing typically ranges £430-£630 depending on size and complexity.
Example projects:
- Simple bathroom: £430-£520
- Full bathroom: £545-£630
Can you handle commercial properties?
Yes — we have extensive commercial experience. Offices, retail, and other commercial properties welcome.