Base Sealer #4

Waterproofing composition for soft roof

A liquid applied membrane that dries to a tough, flexible and monolithic surface that does not permit the passage of water.

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

MAINTENANCE

Shelf life 6 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

HEALTH AND SAFETY

Numastec Base Sealer 4 is non-toxic. See Material Safety Data Sheet for more information.

QUICK FACTS

Color Dark grey
Weight/litre 1,33 kg
Solids content In volume: 51%
In weight: 60%
Dry film thickness 250 microns per layer
Coverage rate 2 m² /l
Tensile strength 5,46 Mpa
Solvent type Water
Flash point Non-flammable
Drying times
To touch 1-2 hours at 24 °С
Full dry 48 hours
Full cure 21 days
Roller Deep nap (2,5 em or longer) industrial roller
Airless spray Pressure: min 200 bar
Discharge capacity: min 81/min
Tip size: 0,8 mm to 0,9 mm
Remarks NEVER reduce in water
Usual specifications call for a two-coat application to obtain the recommended 500 microns.
Base Sealer 4 is reinforced with embedded polyester cloth between the two coats for optimum performance.