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Grit removal and oil removal unit consists of a block made in sheets of PP-HD thermowelded with continuous wire of the same material, complete with lamellar pack in PP with padding of 44x44 mm and internal septa to determine the various compartments of separation and structure reinforcement, which will also ensure walkability class A15, tubes and profiles made ​​of similar material (PP HD). Said units are accompanied by inspection manhole and withdrawal floating materials, sand and aggregates and inlet and outlet holes suitably dimensioned and equipped with suitable gaskets rubber lip.

see brochure

GRIT REMOVAL LAMELLAR PACKS OIL REMOVAL
MODEL SQUARE SURFACE (m2) hdt=1,5' * MAX FLOW
(lt/s) *
SQUARE SURFACE (m2)
tdi=3' **
MAX FLOW
(lt/s) **
TOTAL VOLUME
(lt)
DIMENSIONS
H
(cm)
P
(cm)
L
(cm)
Hi
(cm)
Hu
(cm)
ø in
(mm)
ø out
(mm)
DD8 800 15 400 7,5 2250 150 50 300 135 130 110 110
DD13 1300 25 650 12,5 3000 200 50 300 180 175 160 160
DD25 2500 50 1250 25 6000 200 100 300 180 175 160 160
DD35 3500 70 1750 35 8000 200 100 400 180 175 200 200
DD50 5000 95 2500 47,5 12000 200 150 400 180 175 200 200
DD70 7000 135 3500 67,5 16000 200 200 400 175 170 250 250
DD100 10000 195 5000 97,5 24000 200 200 600 175 170 250 250
DD130 13000 250 6500 125 32000 200 200 800 175 170 315 315
DD160 16000 310 8000 155 40000 200 200 1000 175 170 315 315
DD190 19000 370 9500 185 48000 200 200 1200 170 165 400 400
DD230 23000 445 11500 222,5 58000 200 240 1200 170 165 400 400
DD280 28000 545 14000 272,5 69000 240 240 1200 205 200 500 500
DD320 32000 620 16000 310 78000 240 240 1360 205 200 500 500

**Hydraulic detention time on the maximum capacity of 3 minutes recommended for discharge on the ground

*Hydraulic detention time on the maximum capacity of 1.5 minutes recommended for discharge into surface waters

The surface of the square is calculated by taking the maximum height of rain equal to 70mm/hx sq.m.