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RoOil — Class I underground hydrocarbon separator.

EN 858 certified. From NS 1,5 to NS 50 (1,5 to 50 l/s). For car parks, workshops and filling stations.

The RoOil is a Class I (≤5 mg/L of hydrocarbons) hydrocarbon separator made of high-density polyethylene for underground installation. EN 858 certified, it integrates a sludge settling chamber, coalescing filter, automatic closure device (0,90 gr/cm³), inlet baffle and sampling point. 9 models from NS 1,5 to NS 50 for flow rates from 1,5 to 50 l/s.

Why the RoOil?

In installations at risk of hydrocarbon contamination — covered car parks, vehicle repair workshops, wash bays and filling stations — the law requires a hydrocarbon separator to be fitted before the connection to the public sewer. The RoOil complies with EN 858 Class I, guaranteeing effluent with less than 5 mg/L of total hydrocarbons.

The single-piece, weld-free HDPE tank withstands soil pressure and groundwater. The automatic closure device shuts off the separator when the hydrocarbon chamber is full, preventing the effluent from exceeding the legal limit. Access through a telescopic DN600 cover for simple maintenance.

The RoOil advantages at a glance:

Performance and efficiency

  • Class I — effluent with ≤5 mg/L of hydrocarbons (EN 858)
  • 9 models from NS 1,5 to NS 50 for installations of any size
  • Integrated sludge settling chamber and coalescing filter
  • Datasheets and DWG files available for download

Structure and safety

  • Single-piece HDPE tank — no welds, no joints
  • Automatic float closure device: shuts off at 0,90 gr/cm³
  • Resistant to soil pressure and groundwater
  • Inlet flow baffle included

Installation and maintenance

  • Access through a telescopic DN600 cover, adjustable in level
  • Integrated sampling point for regulatory testing
  • Emptying by vacuum tanker — no special tools
  • Inert HDPE — does not corrode, does not contaminate

The RoOil in detail

RoOil — underground HDPE hydrocarbon separator
  • 1
    Telescopic DN600 cover
    Access to the interior. Telescopic extension included. Compatible with B125/D400 cast iron covers.
  • 2
    Flow baffle
    Slows the effluent at the inlet to improve settling.
  • 3
    Sludge settling chamber
    First chamber: retention of settleable solids and sludge.
  • 4
    Coalescing filter
    Promotes the coalescence of oil droplets, speeding up flotation.
  • 5
    Hydrocarbon chamber
    Retention and accumulation of floated oils and hydrocarbons.
  • 6
    Automatic closure device
    Shuts off the outlet when the hydrocarbons reach 0,90 gr/cm³, preventing discharge.
  • 7
    Sampling point
    Allows effluent samples to be taken for regulatory laboratory analysis.

Supply includes: Single-piece HDPE tank; sludge settling chamber; coalescing filter; automatic closure device; inlet baffle; sampling point; 1 or 2 telescopic DN600 access points (depending on the model). DN110 to DN250 connections according to flow rate.

Dimensions and technical details

Volume [L]CodeDimensions A × B × CCoverWeightPriceDrawingDatasheetDWGQuote
1,5 l/sHS-ROTO-054991.300 × 1.500 mm1×DN600
€1.987,12
€2.444,16 incl. VAT
3 l/sHS-ROTO-055001.300 × 1.750 mm1×DN600
€2.350,12
€2.890,65 incl. VAT
6 l/sHS-ROTO-055011.300 × 2.000 mm1×DN600
€2.735,12
€3.364,20 incl. VAT
10 l/sHS-ROTO-055021.500 × 2.150 mm1×DN600
€3.245,06
€3.991,42 incl. VAT
15 l/sHS-ROTO-055031.500 × 2.400 mm1×DN600
€3.828,06
€4.708,51 incl. VAT
20 l/sHS-ROTO-055041.800 × 2.350 mm2×DN600
€4.717,48
€5.802,50 incl. VAT
30 l/sHS-ROTO-055052.300 × 2.350 mm2×DN600
€6.074,82
€7.472,03 incl. VAT
40 l/sHS-ROTO-055062.300 × 2.700 mm2×DN600
€7.754,70
€9.538,28 incl. VAT
50 l/sHS-ROTO-055072.300 × 3.400 mm2×DN600
€8.940,00
€10.996,20 incl. VAT

Prices exclude VAT at 23%. Subject to change without notice. For flow rates above 50 l/s, contact us for a quotation.

Options and accessories

B125 or D400 cast iron cover
Additional DN600 telescopic extension
Hydrocarbon level alarm (float)
Bypass for peak flows

Do you have a hydrocarbon separation project?

Our team replies within one working day with a technical and commercial proposal.

Request a quote+351 223 222 334