API Separator Covers


The HMT VAPOR VAULT™ Floating Oil-Water Separator Cover and Seal System is an advanced composite, full-surface liquid contact floating cover.

The VAPOR VAULT™ covers are fitted on HMT Seal Systems specifically designed for use in separators with abrasive side walls and harsh waste products.

For a maintenance-free, full-contact floating oil-water separator system with proven seal technology that meets or exceeds environmental regulations, choose the HMT VAPOR VAULT™ Floating Oil-Water Separator Cover & Seal System.

    Key Benefits
    The VAPOR VAULT™ design features include:
  • Unparalleled Odor Control — full surface liquid contact and custom fit HMT Seal System for tight sealing operation
  • Ozone and UV ray resistant — constructed of materials that withstand ozone and UV rays
  • Unsinkable design — with individual ribbed panel sections, this floating separator system is unsinkable
  • Designed with guidance from EPA and other environment regulations — fitted with a double seal system made of corrosion resistant materials, the VAPOR VAULT™ was designed with guidance from EPA gap requirements and other local environment regulations
  • Maintenance-free — designed to have maintenance-free operation for years to come
    Key Design Features
  • Constructed of Fiber Reinforced Polymer (FRP) specifically designed for adverse operating conditions
  • Resistant to virtually any liquid found in oil-water separators
  • Composed of individual ribbed panel sections for additional strength and durability
  • Test ports on each compartment for vapor testing
  • Fire-retardant materials
  • Primary & secondary seals, constructed with abrasion and corrosion resistant materials
  • Fast and easy installation