Overseal-H™

This single component, cold-liquid-applied, elastomeric, coating cures to form a durable waterproofing membrane capable of bridging substrate shrinkage cracks up to 1/16-inch. Overseal-H is designed specifically for horizontal surfaces such as plaza decks, balcony decks, parking garage decks, roof terraces, elevated pool decks, and related applications where horizontal-plane waterproofing is critical and will be covered by over burden.  It’s adhesion and effective waterproofing is achieved on horizontal applications where durable waterproofing is a requirement. Overseal-H is suitable for both new construction and restoration projects. It can be used as a stand-alone membrane or a liquid component of a dual core system.

For Contractors/Installers, our product is easy to apply, has a full cure-through in high-build applications, and can be installed in ambient and surface temperatures of 25°F (4°C) and rising.

FEATURES & BENEFITS

  • Single component ease of application.
  • STPE membrane.
  • Caustic resistant for applications beneath poured
    concrete slabs and cementitious setting beds.
  • Self-leveling.
  • Crack bridging over a wide temperature range.
  • VOC compliant at <20 g/l.
  • Full cure-through with high-build applications.
  • Tolerant to moisture in the concrete.

Photo Gallery

Companion Products

(where applicable)
Overseal Mesh  100% polyester, spunbond, needlepunch mesh.
Detail Sealant PW™ VOC/HAPS free high performance solvent-free sealant.
Polyflow® BD Sheet molded drain for balcony decks with less than 3″ of concrete and foot traffic only.
Polyflow® 18 Sheet molded drain for horizontal application with a compressive strength of 21,000 psf.

Product Resources

FileAction
Data Sheet (PDF)Download 
Guide Spec (PDF)Download 
Guide Spec (WORD)Download 
Dual Core Horizontal System Guide Spec w/ Overseal-H (PDF)Download 
Dual Core Horizontal System Guide Spec w/ Overseal-H (WORD)Download 
Materials List (PDF)Download 
Features & Benefits (PDF)Download 
SDS (PDF)Download 

Overview

FileAction
PGArch Detail OSH1 Overseal-H Overview 07262019Download 
PGArch Detail OSH9 Overseal-H Overview Conc 07262019Download 

Penetrations

FileAction
PGArch Detail OSH8 Overseal-H Dual Level Drain Wood 07262019Download 
PGArch Detail OSH11 Overseal-H Penetration Wood 07262019Download 

Transitions

FileAction
PGArch Detail OSH2 Overseal-H Inside Corner Application 07262019Download 
PGArch Detail OSH3 Overseal-H Board Joint Treatment Less Than Sixteenth 07262019Download 
PGArch Detail OSH4 Overseal-H Board Joint Treatment Larger Than Sixteenth 07262019Download 
PGArch Detail OSH5 Overseal-H Threshold Wood 07262019Download 
PGArch Detail OSH6 Overseal-H Edge Wood 02242020Download 
PGArch Detail OSH7 Overseal-H Outside Corner Wood 07262019Download 
PGArch Detail OSH10 Overseal-H Inside Corner Application Conc 07262019Download 

To obtain a DWG detail, you must:
Right click on button & select

Overview

FileAction
PGArch Detail OSH1 Overseal-H Overview 07262019Download 
PGArch Detail OSH9 Overseal-H Overview Conc 07262019Download 

Penetrations

FileAction
PGArch Detail OSH8 Overseal-H Dual Level Drain Wood 07262019Download 
PGArch Detail OSH11 Overseal-H Penetration Wood 07262019Download 

Transitions

FileAction
PGArch Detail OSH2 Overseal-H Inside Corner Application 07262019Download 
PGArch Detail OSH3 Overseal-H Board Joint Treatment Less Than Sixteenth 07262019Download 
PGArch Detail OSH4 Overseal-H Board Joint Treatment Larger Than Sixteenth 07262019Download 
PGArch Detail OSH5 Overseal-H Threshold Wood 07262019Download 
PGArch Detail OSH6 Overseal-H Edge Wood 02242020Download 
PGArch Detail OSH7 Overseal-H Outside Corner Wood 07262019Download 
PGArch Detail OSH10 Overseal-H Inside Corner Application Conc 07262019Download 

Product Submittals

For a job-specific submittal package, please contact Polyguard for Product Submittal Requests. Click here to find your area’s field representative.