Engineering Reference

Technical Specifications & Material Data

ASTM-referenced material properties, design parameters, and engineering data for geosynthetic liners, anaerobic covers, flare systems, and environmental containment products. Built from 30+ years of field experience across 500+ installations.

HDPE Geomembrane Specifications

High-density polyethylene liner properties, ASTM test methods, chemical resistance, and thickness selection guide.

30-100 mil thicknessTensile: 63-187 lb/inASTM D6693 / D5397

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LLDPE Geomembrane Specifications

Linear low-density polyethylene properties, flexibility data, multiaxial elongation, and application guidelines.

30-80 mil thicknessElongation: 700%+Superior flexibility

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Anaerobic Cover Specifications

Digester cover materials, gas collection system specs, design parameters, and biogas composition data.

HDPE / XR-5 / RPE coversCH4 55-70%Wind & snow load rated

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Floating Cover Specifications

Permeable and impermeable floating cover systems for odor control, gas collection, and algae prevention.

Permeable & impermeableCustom fabricatedGas-tight designs

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Flare System Specifications

Enclosed and open flare specs, destruction efficiency, operating parameters, and emissions compliance data.

50-2000+ CFM capacity99.5%+ destructionPLC / SCADA controls

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O₂ Injection Skid Specifications

Micro-aeration system specs for biological H2S removal. Flow rates, control parameters, and installation requirements.

99% H2S removalPLC-controlledRetrofit-ready

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Permeable Floating Cover Systems

Permeable floating covers with closed-cell PE foam construction. 90 mph wind rating, walkable access, and algae prevention.

Closed-cell PE foam90 mph wind ratedWalkable access

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Biogas Collection & Handling Systems

HDPE gas piping, Varec pressure/vacuum relief valves, sediment traps, flame arrestors, and flare connection specs.

HDPE gas pipingVarec P/V reliefFlame arrestors

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Baffle Curtain Specifications

Baffle curtain materials, depth ranges, and ballast specifications for lagoon mixing, flow control, and thermal stratification management.

RPP & HDPE materials8-40 ft depthsChain ballast

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Cover Ballast & Anchoring Systems

Ballast and anchoring specifications for impermeable, permeable, and reservoir floating covers. 90 mph wind uplift rated.

90 mph wind upliftMultiple cover typesCustom anchoring

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Condensate & Sludge Management

Condensate and sludge management specifications for covered lagoon digesters. Varec sediment traps, pump systems, and sludge removal.

Varec sediment traps82,700 cu ft/hr gasSludge management

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Need Custom Specifications?

EFI's engineering team can provide project-specific specifications, material submittals, and technical drawings tailored to your site conditions and regulatory requirements.

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