Engineered Transparency.

Verified Performance.

At JSMS Creviseal, we do not hide behind marketing rhetoric.

Our structural solutions are backed by rigorous chemical testing, standardized methodologies, and a proud legacy of Filipino intellectual property.

This portal provides lead engineers, QA/QC officers, and safety auditors with the immediate, transparent data required to specify our systems for critical infrastructure and Fortune-100-grade facilities.

While other waterproofing companies offer 2 to 5 years warranty, JSMS Creviseal stands by the quality and certified strength of our patented product and offer a minimum 10 years warranty.

LONG TERM - COST EFFECTIVE

  • Laboratory test report from Universal Testing Laboratory and Inspection Inc. dated January 24, 2020, for concrete strength testing of concrete cubes. The report includes test results, sample details, and illustrations of six types of concrete fracture patterns.

    Universal Testing Laboratory (DPWH Accredited) Compressive Strength Report 2020

  • Official letter from the Department of Public Works and Highways, National Capital Region in the Philippines, dated December 15, 2017, addressed to Mr. Jesse De Jesus, acknowledging his product, the JohnCor Surface Maintenance System (JSMS) Creviceal, for crack and pothole repair on concrete pavements, and recommending its certification and use.

    DPWH - Letter of Recommendation

  • Technical specification document for JSMS fiberglass mesh, including product details, hazard overview, composition, safety measures, and contact information.

    MSDS - JSMS Fiber Mesh

  • Technical datasheet titled 'JSMS Fiberglass Mesh' with specifications, properties, and regulatory information, and a logo at the top right corner.

    MSDS 2 - Fiber mesh

  • Technical data sheet for JSMS fiberglass mesh with product information, characteristics, application scope, instructions, packaging, and specifications, featuring a logo in the top right corner and a red, black, and white border design.

    TDS - fiber mesh

  • Cover page of a report showing four images of concrete beam testing, a screen with test results, and text describing a concrete beam break test conducted using JSMS Creviseal.

    BRS Beam Test

  • Laboratory report on concrete epoxy cube testing, dated July 23, 1999, with details of specimen identification, dimensions, test results, and signatures of officials.

    Compressive Strength Report 1999

  • Test report for pull strength of cementitious adhesive coating using portable adhesion tester, dated December 17, 2025, with test results showing adhesion strength measurements for two samples, signed by technicians and certifiers.

    PULL-OFF Strength 4.83 (MPa) 100% substrate failure

  • Test report for cube compression involving 50mm grout cubes, with test results including dimensions, age, mass, density, and compressive strength.

    2024 Compressive Strength Test - Auckland, New Zealand by WSP Services

  • Splitting Tensile Strength - WSP AUCKLAND 2024 TEST RESULT - 10.13 MPA (Standard : NZS 3112)

Compressive strength test

Testing of JSMS Creviseal cylinder at WSP in Auckland, New Zealand (Apr 2024)