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Origin Pro Compare

Review side-by-side product details, technical notes, and practical differences.

Product comparison

Origin Pro HP3 vs GE 2000 One Part Acetoxy Cure Silicone Sealant

A Practical Comparison for Window, Door & Siding Professionals
HP3 | 100% Silicone Exterior Sealant (Acetoxy Cure)

Origin Pro

HP3 | 100% Silicone Exterior Sealant (Acetoxy Cure)

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Compared with

GE® 2000

Core Performance & Application Attributes

Sealant Technology

HP3 | 100% Silicone Exterior Sealant (Acetoxy Cure)

Premium Neutral-Cure (Alkoxy) RTV Silicone

GE® 2000

One-Part Acetoxy Cure Silicone
Product Class & Movement (ASTM C920)

HP3 | 100% Silicone Exterior Sealant (Acetoxy Cure)

ASTM C920 – Class 50 (±50% Joint Movement)

GE® 2000

ASTM C920 classification not published in the available technical data.
Skin Formation / Tack-Free Performance

HP3 | 100% Silicone Exterior Sealant (Acetoxy Cure)

Water & rain ready in approximately 30 minutes. Full cure approximately 24 hours.

GE® 2000

Tack free approximately 10 minutes. Cure time approximately 2 days (5 mm thickness).
Application Temperature Range

HP3 | 100% Silicone Exterior Sealant (Acetoxy Cure)

40°F to 100°F

GE® 2000

Not published.

Comparative Overview

Both HP3 and GE 2000® are 100% silicone sealants designed to provide durable weather-resistant seals.

αβγ προσωρινό comparative overview
αβγ προσωρινό comparative overview

Differences You’ll Notice

HP3 utilizes neutral-cure (alkoxy) silicone technology, while GE 2000® uses an acetoxy cure system. HP3 meets ASTM C920 Class 50 performance requirements with ±50% joint movement capability. HP3 offers low-odor, non-corrosive performance suitable for a broader range of construction materials. HP3 is available through flexible contractor and dealer purchasing programs with delivery directly to your shop or jobsite. ORIGIN PRO provides online ordering, contractor account management and professional support through the ORIGIN PRO platform.

Ready to Make the Switch?

Premium neutral-cure silicone performance. ASTM C920 Class 50 compliance. Low-odor, non-corrosive formulation. Direct online ordering. Delivered to your shop or jobsite. Professional contractor support.

Beyond the Product Direct Online Ordering · Flexible Ordering Options · Pro Dashboard
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Product Comparison Disclaimer

Product comparison information is based on publicly available technical data published by the respective manufacturers and available at the time of review. Comparisons are provided for general informational purposes only and do not imply product equivalence, specification approval, certification, or suitability for any particular application.

Product names, trademarks, packaging, and images are the property of their respective owners and are used solely for identification and comparative purposes. Legacy Sealants, Inc. and Origin Pro are not affiliated with, sponsored by, or endorsed by any referenced manufacturer.

Product formulations and specifications may change. Users should review current manufacturer technical literature and independently determine product suitability for their specific application.

All third-party trademarks are the property of their respective owners. Their use is solely for identification and comparative purposes and does not imply affiliation, sponsorship, or endorsement.