Jose & Blackler have been providing plumbing and heating services in Cornwall for over 30 years. We carry out all aspects of heating maintenance, design and build with the same expertise and quality as our plumbing services.

We can design and build heating systems for any size of project from simple domestic boiler replacements to complex commercial heating systems.  We have a traditional heritage combined with extensive knowledge of renewable technologies to ensure we provide systems that are efficient, reliable and sustainable.

So whether you just need a boiler changing or need a whole system designed and installed by our experienced domestic and commercial heating engineers, feel confident that you will be looked after and get the quality of work you expect.


Gas safe


  • Solar
  • Heat Pump
  • Oil boiler
  • Cylinders
  • Gas boiler
  • Commercial
  • LPG

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Offers finance

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These fully training independent installers specialise in Worcester Bosch installations and can offer exclusive benefits to homeowners, including extended guarantees and certified knowledge of Worcester Bosch products. They can provide you with crucial advice and free, no-obligation quotes.