FAQs
Product Comparisons
How do Origin Pro products compare to other leading sealants?
Origin Pro sealants are positioned by product technology, ASTM classification, movement capability, and intended application category.
Comparisons are based on publicly available Technical Data Sheets (TDS) and are designed to help contractors identify the appropriate product type for their project — not to claim chemical equivalence or brand substitution.
For detailed brand-to-brand comparisons, use our “Compare Your Brand” tool.
What products are comparable to Origin Pro™ HP3?
HP3 – Exterior Acetoxy-Cure 100% Silicone
(ASTM C920 Type S, Grade NS, Class 50, Use G & O)
HP3 aligns with exterior glazing-grade silicone sealants used for glass-to-glass, glass-to-metal, storefront, and curtainwall perimeter applications.
Comparable category:
Exterior glazing silicones rated for Class 50 movement and Use G & O under ASTM C920.
What products are comparable to Origin Pro™ HP4?
HP4 – Exterior Hybrid Polymer Construction Sealant
(ASTM C920 Type S, Grade NS, Class 25)
HP4 aligns with high-performance hybrid polymer (SMP/MS) construction sealants used for siding, trim, window perimeters, masonry interfaces, flashing details, and general exterior construction joints.
Comparable category:
Class 50 hybrid polymer (SMP/MS) or high-performance polyurethane construction sealants used in exterior building envelope applications.
Important Disclaimer
The product comparison data provided is based on technical specifications published by the original manufacturers at the time of review. All references are for functional and category comparison only and do not imply product equivalence, approval, certification, or endorsement. Users should consult technical documentation and conduct their own performance evaluation to determine fitness for use in specific applications. Legacy Sealants, Inc. assumes no liability for third-party performance claims or changes in manufacturer formulations.