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ORIGIN PRO COMPARE
Origin Pro HP3 vs. DAP® 100% Silicone Window & Door Sealant
Compared with
DAP® 100% Silicone Window & Door Sealant
Technical Overview
Origin Pro HP3: Neutral-cure alkoxy RTV silicone; ASTM C920 Class 50; ±50% movement.
DAP® 100% Silicone Window & Door Sealant: Silicone rubber; ASTM C920 Class 25; ±25% movement.
Comparison Table
| Attribute | Origin Pro HP3 | DAP® 100% Silicone Window & Door Sealant |
|---|---|---|
| Cure Chemistry and Odor | Neutral-cure alkoxy; low odor | Silicone rubber; vinegar-like odor |
| ASTM C920 Classification | Class 50 | Class 25 |
| Movement Capability | ±50% | ±25% |
| Water/Rain Ready | Approximately 30 minutes | 12 hours |
| Tack-Free Time | Approximately 30 minutes | 10–20 minutes |
| Full Cure | Approximately 24 hours | 24 hours |
| Mold and Mildew Resistant | ✓ YES | ✓ YES |
| Interior and Exterior Use | ✓ YES | ✓ YES |
| Masonry and Concrete Joints | Recommended | Not recommended for cementitious surfaces |
| Cartridge Size | 10.1 oz | 9.8 oz |
Legend for binary attributes: ✓ Yes ✕ No
Comparative Overview
Both products are 100% silicone sealants intended for interior and exterior window, door and general sealing applications. Origin Pro HP3 uses neutral-cure alkoxy chemistry and provides ASTM C920 Class 50 performance with ±50% movement capability and approximately 30-minute water/rain readiness. DAP® 100% Silicone Window & Door Sealant meets ASTM C920 Class 25 with ±25% movement capability, publishes a 10–20-minute tack-free time and requires 12 hours before water exposure.
Differences You Will Notice
Origin Pro HP3 combines neutral-cure, low-odor chemistry with Class 50 movement capability, approximately 30-minute water/rain readiness and compatibility with masonry and concrete joints. DAP® 100% Silicone Window & Door Sealant provides Class 25 movement capability, a faster published tack-free time and a broader published application-temperature range.
Beyond the Product
Origin Pro’s Pro Dashboard makes buying simpler, faster and more organized. See pricing before you order, find and save color matches, track projects and past orders, and quickly reorder—all in one place.
Product Comparison Information
These comparisons are intended to help contractors evaluate differences in product features and manufacturer-published specifications when considering products for a particular application. Unless expressly stated, Legacy Sealants, Inc. has not conducted head-to-head testing of the referenced products. Information is drawn from manufacturer technical literature identified on the page and was available as of the date shown. Because test methods and conditions may differ by manufacturer, published values should not be treated as directly equivalent unless specifically noted.
Product names, trademarks, packaging and images are the property of their respective owners and are used solely to identify the products being compared. Legacy Sealants, Inc. is 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.
Trademark Ownership
DAP® is a registered trademark of DAP Products Inc., an RPM International Inc. company.