Guniting — the pneumatic application of concrete or mortar at high velocity through a nozzle — is widely used for refractory linings, tunnel support, slope stabilisation, water-retaining structure repair, and general concrete repair work on industrial structures across the UAE. The process builds up a dense, well-compacted layer directly onto a vertical or overhead surface without formwork, which is exactly why it's the standard method for refractory relining inside kilns, furnaces and process vessels at UAE industrial plants.
Applications in the UAE construction industry: guniting equipment is used across refractory shutdown works at oil & gas and industrial facilities, tunnel and basement waterproofing/support, slope and canal-bank stabilisation on infrastructure projects, and structural concrete repair where traditional formwork isn't practical. Abu Dhabi and the wider UAE's industrial base — refineries, petrochemical plants, power and desalination facilities — keeps steady demand for both dry-mix and wet-mix gunite pumps.
Dry-mix vs wet-mix: dry-mix (gunite) systems suit smaller repair jobs and refractory relining where precise on-site water control matters; wet-mix (shotcrete) systems suit larger-volume structural applications where a pre-mixed, quality-controlled batch is preferred. Choosing the right system, and the right pump capacity, affects both the quality of the finished surface and how fast a shutdown window can be completed.
Why renting makes sense: guniting is typically a short, intensive work package (a shutdown, a repair campaign) rather than a continuous need — renting avoids the cost of maintaining specialist pneumatic equipment for infrequent use, while still getting access to a properly calibrated, well-maintained machine and expert setup guidance for the specific mix design being sprayed.
Sparkline Group supplies dry and wet gunite pumps for rent, backed by technical guidance on mix design and equipment setup for refractory and civil guniting applications across Abu Dhabi, Dubai and the wider UAE.