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Downspouts, Drains and Guards
R-4939 Series
 

Hinged Drain Frames and Grates
 

Light Duty

Suitable for use in basements or garages.
 
Dimensional Description  Catalog No. Catalog No. 
In Inches  R-4939-B  R-4939-C 
Size Outside  9 x 9  13 x 13 
Grate Diameter  7 10 1/2
Clear Opening  6 1/2 10
Grate Thickness   1 / 2  1 / 2
 
Free Open Area Tables
To Calculate Drainage Water Flow
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