Within-Wall™ Cavity (WWC), a PortalWall® Construct - FIGURE 9B

Portalwall
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    • WATER DRAINING SPANDREL
    • FORTIFIED OPAQUE INFILL
    • WELLBEING EXPLAINED
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    • ORDER PAGE
    • MECHANICAL BOUNDARY
    • WHERE DOES IT WORK
    • GLOSSARY
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    • PRIVATE RESOURCE
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  • Home
  • WATER DRAINING SPANDREL
  • FORTIFIED OPAQUE INFILL
  • WELLBEING EXPLAINED
  • TRADEMARK
  • RUBIN MUSEUM OF ART
  • ORDER PAGE
  • MECHANICAL BOUNDARY
  • WHERE DOES IT WORK
  • GLOSSARY
  • PUBLIC DOCUMENTS
  • HISTORY OF PORTALWALL
  • PRIVATE RESOURCE
  • PRIVATE RESOURCE
  • VIDEOS & IMAGES
  • LOCALIZED HEAT PUMPS
  • LICENSING TECHNOLOGY
  • SWITCHABLE GLASS
  • OPAQUE FASCIA OPTIONS
  • YONATAN PROJECT HISTORY
  • COMFORT, BUILT IN
  • IMAGES & THERM
  • HIGH RISE or LOW RISE
  • FOUNDATIONAL DESIGN
  • Gallery
  • NOVEMBER 20 2025
  • OWNERSHIP STATEMENT
  • 1 DESIGN 3 SEGMENTS

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OWNERSHIP STATEMENT

THE NEW WATER DRAINING SPANDREL ASSEMBLY

 Better. More Flexible. From the extruder to the field — a frictionless, adaptable evolution of the Water-Draining Spandrel Assembly is on the Way - Yonatan Zvi Margalit - FEBRUARY 5, 2026

DESIGNS ARE COPYRIGHT PROTECTED

Water Vapor Aloft™ — The Wellness

LEA™ — Latent Energy Aloft™ — The Energy Efficient

Active Air-Managed Enclosure™ (AAME™) 

PortalWall® + Open-Wall™

PORTALWALL® AIR™ - CFD PROVEN

Pascal Rivers™ and Pascal-Logic™ 

WE OUTSULATE™ CONTINUOUSLY

Copyright © 2025

E=MC2™

E<MC2™

The Equation Rewritten — E < MC² > E™

PortalFlow™ — Air Flow Whenever Possible

WVA™ WATER VAPOR ALOFT

PortalWall® + Parallels™

MC²™

PortalSteel™, Active-Wall™, PortalWall® ZUZALOGIC™, ZUZATHERM™, DelugeWall™, Freed-Air™, Active-Portals™, Testalogica™, TestaWall™, ActiveCoat™, Outsulate™

PortalWall® Fortified Opaque INfill™

All trademarks, taglines, slogans, images, and written content are the intellectual property of Yonatan Zvi Margalit and may not be reproduced or reused without express permission.

Let’s Design + Comply + Perform™ Together — Copyright Protected.

SILO™ — Structural Integrated Layered Object

Patents filed, pending, and granted.

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