DIN Series GRP Sand Filters

DIN Series filters can be manufactured in diameters from 800 to 2.600 mm with top lid and a manhole on the side. Filters are designed according to DIN 19605/19643/18820 standard and constructed according to AD-Merkablatt N1 and BS.

They are equipped with nozzle plate with filter nozzles. Flanges, interior components, tubing and support legs are made of GRP. Filtration media height ranges from 1.200 to 1.500 mm.

Maximum working pressure of the vessel is 2,5 bar and it is submitted to pressure tests of 3,75 bar. 5-year warranty.

  • DIN 19605/19643/18820
  • Vinyl ester lining as standard
  • Diametar from 800mm to 2600mm
  • Pressure tested up to 3.75bar
  • Bed height 1200mm or 1500 mm
  • Manholes, Inlet, Outlet and other connections can be oriented as per customers wishes
Inside Diameter(mm)800100012001400160018002000220024002600
Filtration Area(m2)0.500.791.131.542.012.543.143.804.525.31
Flow rate at 30 m/h(m3/h)15243446607694114136159
InletDN80100125125150200200200250250
OutletDN80100125125150200200200250250
Number of nozzles(pcs)376191121163199253301349423
Sand bed 1.500 mm  800100012001400160018002000220024002600
H(mm)2670277029303020310032203300342035003600
H1(mm)2650275028502950305031503250335034503550
H2(mm)2400250026002700280029003000310032003300
H3(mm)225275300300325350350400450500
H4(mm)1900190018501850180018501850180018001775
H5(mm)225250250250300300300350400400
H6(mm)7007508008008509501000105011001150
Sand bed 1.200 mm  800100012001400160018002000220024002600
H(mm)2370247026302720280029203000312032003300
H1(mm)2350245025502650275028502950305031503250
H2(mm)2100220023002400250026002700280029003000
H3(mm)225275300300325350350400450500
H4(mm)1625160015501550150015501550150015001475
H5(mm)225250250250300300300350400400
H6(mm)7007508008008509501000105011001150
Accessories  800100012001400160018002000220024002600
M1DN400400400400400500500500500500
M2DN200200400400400500500500500500
IDN80100125125150200200200250250
ODN80100125125150200200200250250
F1DN40404050505050656565
F2DN40405050506565658080
F3DN40404040404040404040
SG1DN200200200200200200200200200200
RO1DN200200200200200200200200200200
N(pcs.)4444444446
Ø(mm)60080010001000120014001600180018002000
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    Manhole M1 and M1 in sizes from DN 200 to DN 500, depending upon filter size.

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    Sight glass SG1 in DN200 size. Sight glass is made of thick machined shatter resistant acrylic plate.

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    Compressor connection flange, air relief flange and drainage flange can be positioned as per customers request.

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    GRP Funnel with reinforcement beam

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    Ready for hydro-anthracite based multilayer sand bed filtration

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    GRP reinforced Inlet and Outlet flanges in sizes from DN 80 to DN 250. Flanges can be oriented as per clients requirements.

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    Lifting and transportation points made of steel embedded in GRP.

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    GRP Nozzle plate with heavy duty ABS filtration nozzles

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    All openings, flanges and accessories can be positioned and oriented according to the clients specific needs.

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    Additional manholes and revision openings in specific sizes

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    Custom paintjob

Sand Bed 1500 mm  Ø800Ø1000Ø1200Ø1400Ø1600Ø1800Ø2000Ø2200Ø2400Ø2600Layer Height
Single LayerSand 0.4-0.8 mm
(kg)8501350190026003400427553006400760089501200 mm
Gravel 1-2 mm
(kg)75150175250300400500600700800100 mm
Gravel 2-3 mm
(kg)75150175250300400500600700800100 mm
Gravel 3-5 mm
(kg)75150175250300400500600700800100 mm
Multi LayerHydro-Anthracite
(kg)275425575775100012751575187522002575600 mm
Sand 0.4-0.8 mm
(kg)4506759501300170021502650320038004475600 mm
Gravel 1-2 mm
(kg)75150175250300400500600700800100 mm
Gravel 2-3 mm
(kg)75150175250300400500600700800100 mm
Gravel 3-5 mm
(kg)75150175250300400500600700800100 mm
Sand Bed 1200 mm  Ø800Ø1000Ø1200Ø1400Ø1600Ø1800Ø2000Ø2200Ø2400Ø2600Layer Height
Single Layer
Sand 0.4-0.8 mm
(kg)7751300177523753100392548505875697582001100 mm
Gravel 1-2 mm
(kg)75150175250300400500600700800100 mm
Gravel 2-3 mm
(kg)-----------
Gravel 3-5 mm(kg)-----------
Multi Layer
Hydro-Anthracite
(kg)275425575775100012751575187522002575600 mm
Sand 0.4-0.8 mm
(kg)300475625875112514251750215025502975400 mm
Gravel 1-2 mm
(kg)75150175250300400500600700800100 mm
Gravel 2-3 mm
(kg)-----------
Gravel 3-5 mm
(kg)75150175250300400500600700800100 mm