Rinseable Primer

Primer for the EPDM roof

A concentrated cleaner designed to be used over EPDM and PVC single-ply surfaces before application of the Numastec System.

  • Roofs
  • Especially asphaltic substrates and seams
  • Fasteners
  • Joints
  • Flashings
  • Intrusions and repairs

MAINTENANCE

Shelf life 12 months
Storage Do not store in direct sunlight or near high heat sources
Storage temperature Between 4,5°С and 45°С
Remarks During long-term storage it is recommended to shake or to turn the pails upside down every 3 months in order to retard complete separation of solvents and solids.

QUICK FACTS

Appearance Clear
Color Light pink
Coverage rate 12,27 m² /l
Odor characteristic Mild vinegar odor
pH 13 to 13.5
Vapor density (Air =1) 1.0 Water
Melting point 0 °С
Boiling point 100 °С
Solubility in water Completly soluble
Percent volatility 87 to 89%
Evaporation rate (BAc = 1) > 1 Water

Applied directly to the surface area using a two-gallon agricultural (Hudson Type) sprayer.

Apply first to all damaged overlap seams (let stand on surface min. 4 hrs.) and remove by hand or minimal pressure wash taking care not to cause water intrusion or further dam age to the seams.

Repair all damaged seams in accordance with appropriate Numastec Specification before proceeding with balance of roof area. Care should be taken to assure complete coverage of the balance of the surface. Allow the primer to stand on the surface for minimum 4 hours before proceeding to power wash. One additional rinsing is required to assure removal of any residue.