DL Laboratories - Services We Offer

Additional Services

Sealant and Caulk Testing
DL has over 30 years of experience in this field and is completely equipped to test and certify sealants for conformance to the following Federal and ASTM specifications.

Elastomeric Sealants

Federal Specifications

SS-S-200E
TT-S-00227E
TT-S-00230C
TT-S-001543A

ASTM Specifications

C836
C920
C957 C1184 C1305

EIFS Sealants

ASTM C1382

Butyl Sealants

TT-S-001657
ASTM C1085

Latex Sealants

ASTM C834

Oil Based Caulks

TT-C-00598C

ASTM C570
ASTM C669

In addition to the fields of coatings and sealant testing, the DL LABS has extensive capabilities and experience in the testing of waterproofing materials. The following are some tests that we routinely perform:

Masonry Substrates

Federal Specifications

SS-W-110C, Water Repellency
TT-C-555B, Moisture Resistance
TT-C-555B, Resistance to Wind Driven Rain
TT-P-1411A, Resistance to Hydrostatic Pressure

ASTM Specifications

D6904 – Resistance to Wind Driven Rain
D7088 – Resistance to Hydrostatic Pressure

Wood Substrates

TT-W-572B, Par. 4.3.4 - Water Repellency ASTM D2921 - Water Beading
ASTM D4446 - Anti-Swelling Effectiveness
ASTM D5401 - Water Repellent Efficiency

BOCA AC-29 - Hydrostatic Head Resistance

V.O.C. Testing

DL LABS is accredited by the U.S. Department of Commerce through its National Voluntary Laboratory Accreditation Program (NVLAP), Laboratory Number 100252-0 to perform the following ASTM tests:

D1475 - Weight per Gallon
D2369 - Volatile Content
D3960 - Volatile Organic Content (VOC)
D4017 - Water Content
D5095 - Volatiles in Siloxanes & Silanes

Experienced in performance of EPA Method No. 24

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