Manhole
Cover, Surface Box, Gully Grating & Miscellaneous Products
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Ductile
Iron Multi-part Covers
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Heavy
Duty (BS EN124 class D400)
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Cast
Iron Standard Double Triangular Manhole Covers & Frames
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Standard
Double Triangular Storm Water/Sewer M. H. Covers (drawing)
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Standard
Desilting Storm Water/Sewer M. H. Covers (drawing)
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900mm
x 750mm clear opening, 165mm frame height - DSD drawing no. DS1034(test
certificate)
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Cast
Iron Double Seal Manhole Covers & Frames
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Double
Seal Terminal Storm Water/Sewer M. H. Covers (drawing)
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600mm
x 600mm clear opening, 100mm frame height - (test
certificate)
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550mm
x 550mm clear opening, 150mm frame height - (test
certificate)
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550mm
x 550mm clear opening, 100mm frame height - (test
certificate)
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550mm
x 550mm clear opening, 75mm frame height - (test
certificate)
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550mm
x 550mm clear opening, 45mm frame height - (test
certificate)
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450mm
x 450mm clear opening, 150mm frame height - (test
certificate)
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450mm
x 450mm clear opening, 100mm frame height - Type MA2-45/45, DSD drawing
no. DS1040 (test
certificate)
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450mm
x 450mm clear opening, 75mm frame height - (test
certificate)
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450mm
x 450mm clear opening, 45mm frame height - Type MC2-45/45, DSD drawing
no. DS1042 (test
certificate)
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Double
Seal Draw Pit M. H. Covers (drawing)
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Cast
Iron Double Seal Recessed Manhole Covers & Frames
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Double
Seal Recessed Storm Water/Sewer M. H. Covers (drawing)
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Cast
Iron Surface Box
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Water
Supply Department Surface Box (drawing)
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600mm
dia. clear opening, 100mm frame height Triangular M. H. Cover - WSD
drawing no. SK3969/6-8 (test
certificate)
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300mm
x 300mm clear opening, 150mm frame height Double Triangular Surface Box
- WSD drawing no. SK3969/3-5 (test
certificate)
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280mm
x 200mm clear opening, 155mm frame height Fire Hydrant Surface Box - WSD
drawing no. SK3969/15-17 (test
certificate)
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180mm
x 180mm clear opening, 125mm frame height Surface Box with Hinge - WSD
drawing no. SK3969/13-14 (test
certificate)
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140mm
x 115mm clear opening, 75mm frame height, Light Grade Surface Box with
Hinge - WSD drawing no. SK3969/11-12
(test
certificate)
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Other
Surface Box (drawing)
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600mm
x 600mm clear opening, 100mm frame height ATC Draw Pit Heavy Duty Cover
- HYD drawing no. H2162
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612mm
x 612mm clear opening, 139mm frame height ATC Recessed Draw Pit Cover -
TD
drawing no. ATC/HK/60
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397mm
x 396mm x 105mm frame (290mm x 290mm clear opening) Hinged Valve Cover
- HD drawing no. HD/AR/D31
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300mm
x 300mm x 65mm frame (218mm x 226mm clear opening) Hinged Surface Box (test
certificate)
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268mm
x 268mm clear opening (420mm x 420mm x 70mm frame) Hinged Surface Box (test
certificate)
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225mm
x 225mm clear opening (305mm x 305mm x 75mm frame) Hinged Surface Box (test
certificate)
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200mm
x 200mm clear opening (280mm x 280mm x 75mm frame) Hinged Surface Box (option
with Securing Screws)(test
certificate)
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200mm
x 200mm clear opening (365mm x 365mm x 60mm frame) Surface Box with Securing
Screws (test
certificate)
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150mm
x 150mm clear opening (test
certificate)
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300mm
x 300mm x 65mm (218mm x 226mm clear opening) Hinged Grated Cover with Frame
- DSD drawing no. DS1045 (test
certificate)
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Rodding
Eye Cover For Storm Water/Sewer - DSD drawing no. DS1046
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Gully
Grating and Miscellaneous Products
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Gully
Grating
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Type GA1-450,
517mm x 432mm Cast Iron Double Triangular Gully Grating with Shallow Frame
(85mm frame height) - HYD drawing no. H3116 & 3118 (drawing)
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Type GA1-450,
517mm x 432mm Cast Iron Double Triangular Gully Grating with Deep Frame
(100mm frame height) -
HYD drawing no. H3117 & 3118 (drawing)/(test
certificate)
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Type GA2-325
Cast Iron Gully Grating with Hinge (75mm frame height) - HYD drawing
no. H3119 & 3120 (drawing)/(test
certificate)
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Kerb Overflow
Weir (drawing)
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BS1247
Manhole Step Iron (drawing)
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316 Stainless
Steel
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BS6681
B30-06 Malleable Iron with Hot Dip Galvanised Coating complying to BS729
(test
certificate)
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Cast Iron
(with Hot Dip Galvanised Coating option)
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1998-2000, Chung Wing Iron Works (International) Ltd.