Plastic Laminate:		Isophthalic resin reinforced with fiberglass
Tensile strength at break:		17,000 PSI min, ASTM D638
Flexural strength:		30,000 PSI min, ASTM D790
Flexural modulus of elasticity:		12,000,000 PSI min, ASTM D790
Glass Content:		30% minimum
All Surfaces:		Sealed with 15 mils of smooth white gel coat
Concrete Anchor Clips (optional):		Fiberglass
Stilling Wells (optional):		Same as flume
Bubbler Tube (optional):		Type 304 Stainless Steel
Staff Gages (optional):		White with black markings; graduated in feet and tenths of feet. Integrally molded in flume wall.
Wall thickness:		Standard ¼" nominal, 3/8" for large flume wall surface.

Flumes shall be supplied with integral Foam Reinforcing Ribs and Top Stiffener Angles as required by Flume size.