http://www.trenchdrainblog.com/2010/02/08/ornamental-grating-for-aco-mea-josam-and-polydrain-trench-drain/ The World's First Blog on Trench Drain Wed, 28 Dec 2011 13:12:12 +0000 hourly 1 http://wordpress.org/?v=3.1 http://www.trenchdrainblog.com/2010/02/08/ornamental-grating-for-aco-mea-josam-and-polydrain-trench-drain/comment-page-1/#comment-2165 Trench Drain Blog » Fiberglass Grating Options for Polycast Trench Drain Tue, 22 Nov 2011 12:58:06 +0000 http://www.trenchdrainblog.com/?p=529#comment-2165 [...] Polymer concrete trench drain systems are one of the most common pre-fabricated trench drain systems available in the marketplace.  Each manufacturer offers a fiberglass grating option for their channels.  Hubbell, the manufacturer of the Polycast brand, offers two fiberglass grates that fit their Polycast 500 and 600 polymer concrete channels.  Both grates are bar grating made in the “pultrusion” method and have an added slip resistant top coating.  The difference between these two grates is only in the bar spacing.  The standard fiberglass bar grate, DG0644, has bar spacing on 3/4″ centers which allows it to be used in light automotive applications (Class B).  A heavy duty version of this grate, DG0644SP, uses the same fiberglass bar sections at a 3/8″ spacing.  This tighter bar spacing provides added strength which enables this grating to handle heavier loads (Class C). [...] [...] Polymer concrete trench drain systems are one of the most common pre-fabricated trench drain systems available in the marketplace.  Each manufacturer offers a fiberglass grating option for their channels.  Hubbell, the manufacturer of the Polycast brand, offers two fiberglass grates that fit their Polycast 500 and 600 polymer concrete channels.  Both grates are bar grating made in the “pultrusion” method and have an added slip resistant top coating.  The difference between these two grates is only in the bar spacing.  The standard fiberglass bar grate, DG0644, has bar spacing on 3/4″ centers which allows it to be used in light automotive applications (Class B).  A heavy duty version of this grate, DG0644SP, uses the same fiberglass bar sections at a 3/8″ spacing.  This tighter bar spacing provides added strength which enables this grating to handle heavier loads (Class C). [...]

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