Watertight Expansion Joints and Construction Sealants by EMSEAL

Tag: expansion joint

Expansion Joint Patents: US Patent And Trademark Badge

US Patent Office Continues to Recognize EMSEAL Expansion Joint Innovation

Update November 6, 2025: On October 7, 2025 US Patent 12,435,506 B2 issued. This patent broadens coverage on Sika Emseal’s expansion joint sealing systems to include safer, dustless methods for installation, replacement, and retrofit across a wide range of structural substrates and joint types, including fire-, water-, and…

Waterproof carpark expansion joint transition from Emseal

ON THE SHOP FLOOR: Parking Expansion Joints Follow Changes In Plane and Direction

Anyone can make an expansion joint watertight in cross-section. It’s at changes in plane and direction that they’ll leak. That is, unless you order custom, factory-welded, reinforced, leak-tested transitions and terminations from Sika Emseal. This week, like any other, we have a number of jobs on the shop…

parking expansion joint fabrication emseal transition top

ON THE SHOP FLOOR: Expansion Joint Transitions Watertight, Leak Checked

Our amazing, smiling, weld team continue to crank out parking garage expansion joints customized to follow any changes in plane and direction you throw at them. And, yes, they are smiling! Here they’ve not only taken our Thermaflex winged joint through a complex double/dogleg tee, but they’ve provided…

The Need for a Better Seismic Expansion Joint

The need for a better seismic expansion joint cover drove the development of the SJS System from Sika Emseal–here’s a summary video to show you the result:  Research, observation, and conversations with engineers and owners pleading for a better option than noisy, leaking cover-and-gutter systems drove the…

Fargo Theater Island Park Ramp EMSEAL Parking Garage Expansion Joints

Parking garage expansion joints in Fargo, ND are standing the test of time–“You betcha!”

16 years later and the Thermaflex parking expansion joints are still mint at the Island Park Ramp in downtown Fargo, North Dakota. Caulk and backerrod in perimeter joints has long ago dried up and failed adhesively and cohesively (“Oh Geez!”) while the Thermaflex soldiers on. Even the factory-welded…

SJS Seismic Joint System installed in El Dorado International Airport.

Seismic Joint System (SJS) for Interior Floor Joints–Watertight, Fire-Rated

Our SJS System has an unrivaled track record in sealing stadiums around the world. It has a similar track record in addressing parking deck expansion joints. Now SJS and it’s UL2079 certified fire-rated version, SJS-FR, are increasingly being used in interiors. The El Dorado International Airport in Bogota Colombia…