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Cobb Lumber Construction Supplies & Services

Welcome to Cobb Lumber!

We are a family owned business that has been providing services and products to the construction industry since 1978.

Combined, our family has over 90 years of experience in the building materials industry. We service the requirements of professional industry buyers, residential and commercial contractors, home owners and hobbyists.

Commercial Spec Sheet

PROPERTY
TEST METHOD
MINIMUM ROLL

AVERAGE VALUE

GRAB TENSILE,LBS
ASTM-D-4632
60 LBS
GRAB ELONGATION %
ASTM-D-4632
20/25%
MULLEN BURST, PSI
ASTM-D-3786
165
PUNCTURE, LBS
ASTM-D-4833
30
TRAPEZODAL TEAR, LBS
ASTM-D-4533
30 LBS.
UV RESISTENCE, %SR
ASTM-D-4355
50% @ 500 HRS.
AOS, US SIEVE #
ASTM-D-4751
40
PERMITTIVITY, (1/SEC)
ASTM-D-4491
0.20 (S-1)
GAL/MIN/SQ.FT
15 GAL/MIN/FT2
 

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Contact our corporate office Matagorda.Island.Inc. Let them know how we are doing.
Toll Free Phone: 888-452-3930 | Phone: 936-254-9901 | FAX: 888-452-3930 | PO Box 806 | Hwy 59 North | Timpson, TX 75975
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