SprayRoq_Logo_CMYK-newgoldSpectrum Contracting is a Certified Sprayroq Structural and Protective Linings Installer (SCP).

We utilize Sprayroq Structural and Protective Lining products for a variety of applications. Typical Structure applications include:

  • Lift Stations
  • Junction Boxes
  • Culverts
  • Large Diameter Pipes
  • Tunnels
  • Utility Vaults
  • Siphons
  • Manholes
  • Clarifiers
  • Digesters
  • Tanks
  • Wet Wells

Structural Linings

Sprayroq and its flagship product Spraywall is a spray-applied, 0% VOC, structural polyurethane with a flexural modulus of 735,000 psi.  This and other exceptional levels of third party verified physical properties provide the backbone for Spraywall’s engineered solution.  Spraywall’s versatility allows it to be installed at any thickness and act as a corrosion barrier to a full structural replacement.

Using ASTM formulas, dead, live and hydrostatic loads Spraywall can be engineered to achieve a 50-year design protocol providing a substantial cost savings over the life of the structure.

Utilizing plural component spray equipment this quick curing technology is tack free in minutes and can be brought back into service in 4-6 hours.  This trenchless technologies solution provides a long service life, structural enhancements, and the piece of mind you can count on!

Sprayroq structural and protective linings

Technical Data

  • 50 year design life retaining 70% of Flex Modulus
  • 100 % solids – VOC Free
  • NSF 61 Approved
  • 735,000 psi Flex Modulus
  • Density – 87 lbs/cu.ft.
  • Hardness, Shore D – 85
  • Tensile Strength >7450 psi
  • Elongation <4% at break
  • Compressive strength, >18,000 psi / 124.1 Mpa
  • Superior corrosion resistance
  • Natural color – golden