City of Los Angeles Waterproofing Certification

PGLI is a City of Los Angeles accredited independent laboratory to certify waterproofing products set forth in the “Acceptance Criteria for Below-Grade Exterior Damp-Proofing and Waterproofing Materials” or known as L021.

TESTS METHODS
WATER VAPOR TRANSMISSION ASTM E96
RESISTANCE TO DECAY ASTM E154
TENSION & ELONGATION FOR VULCANIZED
RUBBER & THERMOPLASTIC ELASTOMERS
ASTM D412
TESTING LOAD-STRAIN PROPERTIES OF ROOFING MEMBRANES ASTM D2523
TENSION & ELONGATION FOR PLASTIC MEMBRANES ASTM D638
TENSILE PROPERTIES OF THIN PLASTIC SHEETING ASTM D882
TENSILE PROPERTIES OF LIQUID APPLIED COATINGS ASTM D836 by ASTM C794
ADHESION TO CONCRETE & MASONRY ASTM D903
PUNCTURE RESISTANCE ASTM E154
LIQUID APPLIED COATINGS ASTM C836
HYDROSTATIC PRESSURE RESISTANCE ASTM D751
ACCELERATED AGING ASTM G23
EXPOSURE USING OPEN FLAME CARBON ARC LIGHT APPARATUS ASTM G152
EXPOSURE USING ENCLOSED CARBON ARC APPARATUS EXPOSURE ASTM G153
UV EXPOSURE USING FLUOROSCENT LIGHT APPARATUS ASTM G154

 

TESTS METHODS
Bonded Seam Strength (supported materials) ASTM D751
Bonded Seam Strength (unsupported materials) ASTM D882
Microorganism Resistance (Soil Burial) ASTM D4068
Methane Permeability ASTM D1434
Oil Resistance ASTM D543
Heat Aging / Resistance ASTM D4068
Dead Load Seam Strength ASTM D751
Environmental Stress Cracking ASTM D1693
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