LV Sealants


We are a family run business with 15 years experience in all aspects of sealant application and mastic pointing.

LV Sealants is a UK leading specialist mastic and sealant service ranging across all domestic, residential and commercial markets.

We have a solid reputation for the quality of our workmanship and  can provide  our knowledge at all stages of a build program to ensure you get a professional service from start to finish.

Our focus is to provide and maintain a service that can’t be beaten, offering reliability, commitment and continuity, along with 5 star quality work.

By Working with some of the largest contractors in the UK on multi million pound projects, we have built lasting business  relationships, securing us project after project. Our impressive client list includes some of the largest construction companies and is forever growing.

We are fully health and safety compliant, being accredited with organisations such as SMAS, CHAS, and CONSTRUCTION LINEAll operatives hold valid Cscs cards and are fully trained to NVQ level 2.Fully trained IPAF operators.

What we do


  • Cut out and reseal kitchens and bathrooms
  • Perimeter sealing of flooring
  • Tiled area
  • Wet areas
  • Internals and external window frame
  • Expansion joints
  • Part L air tightness testing


  • Part L air test sealing
  • Pre-plaster mastic to cavity closures and joist ends
  • Floor Perimeters
  • Soffits
  • Internals and external window frame
  • Expansion joints
  • Internal sanitary
  • Tiled areas / junctions / floors
  • Colour match available
  • 60 minute fire rated sealant
  • Part L air tightness testing


  • Facade Glass
  • Glass screens and partitions
  • Glass to glass joints
  • Windows and door frames
  • Fascia
  • EPDM -Fully qualified installers
  • Passive fire protection - certified
  • Part L air tightness testing


  • Saw cuts
  • Floor joints
  • Slab joints
  • Car parks / forecourts
  • 2 part polysulphide sealants
  • Anti pick sealants
  • Wet rooms / hospitals
  • Part L air tightness testing

Get in touch

Need help or assistance? Our team is standing by to make sure you get the help you need.

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