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GPB (Mastics) Ltd

GPB (Mastics) Ltd Contact Details

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Unit 15 Swan Business Centre
Station Rd
East Sussex
BN27 2BY

About GPB (Mastics) Ltd

Mastic Joint Sealing Applicators for Sussex, Kent, Surrey, Hampshire and London
Mastic and Silicone Sealing and Pointing, Fire Mastic.
GPB (Mastics) Limited are a specialist mastic joint sealing applicator operating in Southern England including Kent, Sussex, Surrey, Hampshire and London. We carry out mastic sealing and silicone sealing, apply intumescent fire sealants and carry out window and door mastic pointing, including expansion joint sealants.

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Our Areas of Expertise
  • House Building
    From individual private houses to large housing estates and blocks of flats we seal everything from external windows, doors and expansion joints to kitchens and bathrooms including any airtest sealing or fireproofing sealant works.

  • Offices and Industrial
    As well as external windows, doors and cladding systems we seal industrial floors and concrete car and lorry parks.

  • Civil Engineering
    We seal expansion joints in all types of civil engineering environments from section of the Channel Tunnel Rail Link to Sea Walls requiring accelerated sealants that cure between tides.

  • Remedial Works
    GPB (Mastics) Ltd can advise on all aspects of replacement and remedial joint sealing from product selection, method of carrying out works, access solutions and costings.

  • Water Industry
    Not only do GPB(Mastics) Ltd carry out conventional mastic joint sealing to expansion and construction joints in concrete tanks, hardstandings, footpaths and roads but we also apply specialist flexible bandage joints to structural movement joints within tanks. In addition we also carry out High Pressure Water Jetting & Concrete Repairs and Waterproofing and application of Specialist Protective Coatings to both new and existing tanks.

About GPB (Mastics) Limited
Established in 1997, all our labourers are NVQ qualified, have CSCS cards and the company is a member of the Association of Sealant Applicators.

We have carried out works on projects ranging from a single house to large offices, hospitals and schools.

Projects successfully completed include:
  • Sections of the Channel Tunnel Rail Link

  • Gatwick Airport North Terminal

  • The Grand Hotel Brighton

Advice and quotations for all projects from a small private bathroom or kitchen, to the largest developments are available free of charge with no obligation.
Products & Services

Bathroom Sealing

Kitchen Sealing

Window Pointing

Expansion Joint Sealing

Mastic Pointing

Silicone Sealing

Sealant Application

Mastic Joint Sealants

Mastic Joint Sealing


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