BQS Traditional Stonemasonry

BQS has South Australia's only state-of-the-art specialist ThermaTech stone cleaning machine.  Using superheated steam to remove organic matter, stains and paint, this advanced equipment is designed to meet the unique needs of heritage conservation, ensuring that our treasured historical structures are preserved with the utmost care.

Often without the addition of any chemicals, ThermaTech can be used for the melting or removal of the following from stone, brick, limestone, sandstone, granite and more: 

• organic matter including algae, lichen and moss
• paint and coatings
• chewing gum
• Wax, Oil/Bitumen