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.

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.

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