Resource Library · 2026

Building envelope
protection, specified.

Specification-ready documentation for architects, engineers, and general contractors. Product brochures, project case studies, and market intelligence — everything you need to specify EPRO systems with confidence and keep structures dry and safe.

30+

Years in Business

50M+

Sq Ft Installed

Patents Filed

Case Studies

Jump to Brochures 1 Project Gallery 6 Case Studies 2

01 · Product Brochures

Product Brochures

Specification-ready overviews of EPRO's vapor intrusion mitigation and waterproofing systems — system assembly, performance data, and product comparisons for design teams.

1 Document · PDF Format

★ Core System Guide

Vapor Intrusion · Geo-Seal® Series

Geo-Seal® Vapor Intrusion Mitigation Systems

The complete Geo-Seal® family brochure — Geo-Seal® 100, EV80, EV40s, and Geo-Seal® 60 — covering system assembly, chemical resistance, layer-by-layer construction details, and guidance on selecting the right thickness for site-specific conditions. Includes Vapor-Vent® passive collection system.

Geo-Seal® 100 · EV80 · EV40s · 60 VOC Tested HDPE / EVOH Triple-Layer 50M+ SF Installed

02 · Project Gallery

Installations in the Field

EPRO systems on real projects across the Mid-Atlantic and Southeast. From below-grade waterproofing to vapor intrusion mitigation, these photos show what spec-grade installation looks like on site.

6 Project Photos · Click any image to enlarge

301 Florida Ave excavation with PreTak waterproofing

301 Florida Ave · DC

PreTak install · urban brownfield

301 Florida Ave rebar mat over PreTak membrane

301 Florida Ave · DC

Mat foundation over PreTak

2715 Penn · DC

Deep foundation excavation

2715 Penn · DC

Membrane behind reinforcement

Topgolf · Geo-Seal

Sub-slab vapor venting

Topgolf · Geo-Seal

Vapor intrusion membrane detail

03 · Case Studies

Project Case Studies

Real-world project documentation — system selection rationale, installation detail, and contractor feedback. Ideal references when defending an EPRO specification to a GC or owner.

2 Case Studies · PDF Format

Workers installing PreTak waterproofing membrane at the Hope View site in Washington DC

Case Study · Washington DC · PreTak

Hope View — PreTak Waterproofing & Vapor Barrier

Affordable housing development on a former gas station site in Washington DC. PreTak encapsulated the full foundation (17,500 SF) for both vapor barrier and waterproofing. GC: GCS Sigal Construction. Installer: Osprey Contracting. Systems: PreTak + E.Protect Wall.

PreTak E.Protect Wall 17,500 SF Brownfield Washington DC

Wide site view and installation close-up of EPRO PreTak system at Hope View

Case Study · Washington DC · PreTak

Hope View — Full Project Documentation (p.2)

Extended documentation for the Hope View project — additional installation photography, contractor commentary, and system performance notes. Companion to the primary case study for comprehensive reference in owner and GC submittals.

PreTak E.Protect Wall Submittal Ready Washington DC