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Your Trusted Plumbing and Heating Experts in South East London
Established as a trusted local provider in Chislehurst, Intersmooth delivers comprehensive plumbing, heating, drainage, and electrical services across South East London and surrounding areas. Our team of fully qualified engineers prioritises punctuality, transparency, and technical excellence, serving homeowners, landlords, housing associations, and commercial clients. With Gas Safe registration and NICEIC-approved electricians, we handle emergency callouts 24/7 while maintaining rigorous compliance standards. Client testimonials highlight our reliability in resolving complex issues, from boiler breakdowns to void property refurbishments.

Our multi-trade approach eliminates subcontractor handoffs, ensuring consistent quality from initial diagnosis to final certification. Housing associations have recognised us as Contractor of the Year, underscoring our commitment to efficient, code-compliant solutions. We specialise in urgent leak repairs, bathroom installations, drainage unblocking, and planned maintenance programmes, backed by a service guarantee to return and rectify any unresolved issues.
Services
Plumbing Services Heating Installations Drainage Clearance Electrical Repairs Bathroom Refurbishments Void Property Works Emergency Callouts Landlord Certificates Maintenance Contracts Pipe Unblocking
Highlights and features
  • We provide 24/7 emergency plumbing and heating callouts
  • Our engineers are Gas Safe registered and NICEIC-approved
  • We guarantee to return and fix any unresolved issues
  • Housing associations awarded us Contractor of the Year
  • No subcontractors our own team handles all work
Associations and certifications
  • Gas Safe Register
  • NICEIC
  • Contractor of the Year (Housing Association)
What people say
Fast response Honest advice Fully insured Gas Safe registered 5-star rated
Services
Emergency Plumbing
Our certified engineers respond to urgent plumbing issues day or night. We resolve burst pipes, boiler failures, and severe leaks within hours, minimising property damage. Clients receive clear pricing before work begins, with no additional charges for out-of-hours service.
Bathroom Installations
We design and install modern bathrooms tailored to client specifications. Our turnkey service includes waterproofing, tiling, plumbing, and electrical work. Disabled access adaptations and landlord-compliant installations ensure properties meet current regulations and tenant needs.
Drainage Services
From blocked sinks to collapsed pipes, our drainage specialists use advanced CCTV surveys and unblocking equipment. We repair and maintain internal and external drainage systems for residential and commercial properties, with emergency flood response available across South East London.
Void Property Services
We restore vacant properties to lettable condition through deep cleaning, repairs, and compliance checks. Our comprehensive service includes gas and electrical safety certifications, ensuring properties meet housing association standards for quick re-letting.
Heating Installations
Our Gas Safe engineers install, service, and repair central heating systems. We replace faulty boilers, upgrade radiators, and optimise system efficiency. Landlord gas safety certificates and smart thermostat installations ensure compliance and energy savings for residential and commercial clients.
Questions
Do you offer 24/7 emergency plumbing services?
Yes, we provide 24/7 emergency callouts for plumbing issues across South East London, including weekends and bank holidays.
Which areas do you cover?
We serve Bromley, Chislehurst, Orpington, Sidcup, Bexley, Lewisham, Petts Wood, and surrounding areas in South East London.
Are your engineers certified?
All our plumbers are Gas Safe registered, and electricians hold NICEIC approval, ensuring compliance with industry safety standards.
Can you handle commercial plumbing projects?
Yes, we work with commercial clients including housing associations, landlords, and businesses for both emergency repairs and planned maintenance.
What guarantees do you offer?
We guarantee to return and fix any unresolved issues at no additional cost, ensuring complete client satisfaction with our work.
Do you provide bathroom renovation services?
Yes, we offer full bathroom installations including plumbing, tiling, electrical work, and disabled access adaptations for residential properties.