Door Grilles - DG 


 
   
TYPE DG: Door Grille complete with telescopic back frame manufactured of extruded Type 50S anodising grade Aluminium.  these grilles have fixed horizontal Chevron Louvres.
   
Fixing Options UD = Undrilled Standard
  PC = Punched counter sunk holes
  CF = Spring Clip can be supplied if door thickness W is ACCURATELY  provided (Door thicknesses vary  considerably)
Note:   Also available without frames
Dimensions W = Door Thickness
Type:   DG Door Grille
Frame Options 20mm Standard Frame
  22mm  Telescopic Back Frame
Finish Options NA = Natural Anodised
  EPC = Epoxy Powder Coating
Blade Spacings 13mm   Standard
  19mm  
  21mm  
  26mm  
     
Ordering Procedure: Example
REF QTY SIZE (WxH) TYPE ACCESS FRAME FINISH SPECIAL INSTRUCTIONS
1 10 500 x 300 DG - 22 NA D/T 42mm
 
Note:
(1)  Dimensions given are for opening size into which grille will fit (i.e. Normal duct Size)
(2)  If code "OS" is entered under SPECIAL INSTRUCTIONS, then dimensions given are over flange.
(3)  If 19, 21, 26mm Blade Spacing required, enter under SPECIAL INSTRUCTIONS.
 
EXAMPLE
0,07m3/s THROUGH A
200mm x 250mm GIVES
PRESSURE DROP OF 20N/m2
FACE VELOCITY OF 2m/s. 
ALTERNATE SIZES MAY
BE OBTAINED BY PIVOTING
ONLINE A-A.
 
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