Blog & Insights

Expansion joint engineering, waterproofing know-how and project insights from the D SEAL team.

Planning a New Construction Project? Here’s Your Expansion Joint Checklist

Use this checklist on your next project to ensure expansion joints are properly specified and will be installed correctly. Design Stage ☐ Identify all expansion joint locations on structural drawings ☐ Calculate expected movement range (thermal…

Read more →

SealMaster-HV: Dual-Direction EPDM Expansion Joint Seal

When a single project carries joints in both planes, SealMaster-HV seals horizontal and vertical runs with one consistent EPDM system.

Read more →

SealMaster-H: EPDM Sealing for Horizontal Expansion Joints

SealMaster-H is DSeal’s masterful EPDM solution for horizontal joints — a high-recovery elastomeric seal that stays watertight through years of open-close

Read more →