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Origin Pro™ Compare

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

Product Comparison

HP3 100% Silicone vs NovaFlex Multi-Purpose Adhesive Sealant

Sellador exterior de silicona 100 % HP3 (curado con acetoxi)

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Sellador exterior de silicona 100 % HP3 (curado con acetoxi)

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Compared with

NovaFlex® Multi-Purpose Adhesive Sealant

Core Performance & Application Attributes

Sealant Technology

Sellador exterior de silicona 100 % HP3 (curado con acetoxi)

100% Acetoxy-Cure Silicone

NovaFlex® Multi-Purpose Adhesive Sealant

Neutral-Cure Silicone Adhesive Sealant
Product Class & Movement (ASTM C920)

Sellador exterior de silicona 100 % HP3 (curado con acetoxi)

Meets the intent of ASTM C920 for non-porous exterior glazing applications

NovaFlex® Multi-Purpose Adhesive Sealant

ASTM C920 – Class 35 / Class 50 (depending on formulation)
Skin Formation / Tack-Free Performance

Sellador exterior de silicona 100 % HP3 (curado con acetoxi)

Skin 10–15 minutes / Tack-Free approximately 20–30 minutes

NovaFlex® Multi-Purpose Adhesive Sealant

Skin approximately 5–10 minutes / Through cure approximately 48 hours
Primary Application Focus

Sellador exterior de silicona 100 % HP3 (curado con acetoxi)

Exterior glazing and exposed joint sealing

NovaFlex® Multi-Purpose Adhesive Sealant

Silicone adhesive sealant for window and door assembly applications
Distribution

Sellador exterior de silicona 100 % HP3 (curado con acetoxi)

Online ordering. Case-based contractor pricing. Delivered direct to jobsite or office.

NovaFlex® Multi-Purpose Adhesive Sealant

Commercial and industrial distribution channels.

Comparative Overview

Both HP3 and NovaFlex® are silicone sealants designed for exterior sealing applications.

Attribute Sellador exterior de silicona 100 % HP3 (curado con acetoxi) NovaFlex® Multi-Purpose Adhesive Sealant
100% Silicone Sealant
✓
✓
Acetoxy-Cure Silicone
✓
✕
Neutral-Cure Silicone
✕
✓
Faster Tack-Free Performance
✓
✕
Primary Application Focus – Exterior Glazing
✓
✕
Direct-to-Contractor Platform
✓
✕

100% Silicone Sealant

Sellador exterior de silicona 100 % HP3 (curado con acetoxi)

✓

NovaFlex® Multi-Purpose Adhesive Sealant

✓

Acetoxy-Cure Silicone

Sellador exterior de silicona 100 % HP3 (curado con acetoxi)

✓

NovaFlex® Multi-Purpose Adhesive Sealant

✕

Neutral-Cure Silicone

Sellador exterior de silicona 100 % HP3 (curado con acetoxi)

✕

NovaFlex® Multi-Purpose Adhesive Sealant

✓

Faster Tack-Free Performance

Sellador exterior de silicona 100 % HP3 (curado con acetoxi)

✓

NovaFlex® Multi-Purpose Adhesive Sealant

✕

Primary Application Focus – Exterior Glazing

Sellador exterior de silicona 100 % HP3 (curado con acetoxi)

✓

NovaFlex® Multi-Purpose Adhesive Sealant

✕

Direct-to-Contractor Platform

Sellador exterior de silicona 100 % HP3 (curado con acetoxi)

✓

NovaFlex® Multi-Purpose Adhesive Sealant

✕

Differences You’ll Notice

Key differences between HP3 and NovaFlex® include silicone cure chemistry (acetoxy vs neutral cure), movement classification, skin and cure timing, and supply structure. HP3 is formulated for exterior glazing and exposed joint sealing, where fast skin formation and durable weather resistance are required. NovaFlex® is commonly used as a silicone adhesive sealant for window and door assembly applications.

Ready to Make the Switch?

Professional-grade 100% silicone. Exterior glazing performance. Delivered direct.

View HP3 100% Silicone Details

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.