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Origin Pro™ Compare

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

Product Comparison

HP3 100% Silicone vs DOWSIL 795

HP3 | 100% Silicone Exterior Sealant (Acetoxy Cure)

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HP3 | 100% Silicone Exterior Sealant (Acetoxy Cure)

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Compared with

DOWSIL™ 795 Silicone Building Sealant

Core Performance & Application Attributes

Sealant Technology

HP3 | 100% Silicone Exterior Sealant (Acetoxy Cure)

100% Acetoxy-Cure Silicone

DOWSIL™ 795 Silicone Building Sealant

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

HP3 | 100% Silicone Exterior Sealant (Acetoxy Cure)

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

DOWSIL™ 795 Silicone Building Sealant

ASTM C920 – Class 50 (±50% joint movement)
Skin Formation / Tack-Free Performance

HP3 | 100% Silicone Exterior Sealant (Acetoxy Cure)

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

DOWSIL™ 795 Silicone Building Sealant

Tooling time approximately 20–30 minutes / Tack-Free approximately 90–180 minutes
Primary Application Focus

HP3 | 100% Silicone Exterior Sealant (Acetoxy Cure)

Exterior glazing and exposed joint sealing

DOWSIL™ 795 Silicone Building Sealant

Structural glazing and commercial façade applications
Distribution

HP3 | 100% Silicone Exterior Sealant (Acetoxy Cure)

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

DOWSIL™ 795 Silicone Building Sealant

Commercial glazing and specialty construction supply distribution

Comparative Overview

Both HP3 and DOWSIL™ 795 are silicone sealants used in exterior glazing and sealing applications.

Attribute HP3 | 100% Silicone Exterior Sealant (Acetoxy Cure) DOWSIL™ 795 Silicone Building Sealant
100% Silicone Sealant
✓
✓
Acetoxy-Cure Silicone
✓
✕
Neutral-Cure Silicone
✕
✓
ASTM C920 Class 50
✕
✓
Faster Skin Formation
✓
✕
Direct-to-Contractor Platform
✓
✕

100% Silicone Sealant

HP3 | 100% Silicone Exterior Sealant (Acetoxy Cure)

✓

DOWSIL™ 795 Silicone Building Sealant

✓

Acetoxy-Cure Silicone

HP3 | 100% Silicone Exterior Sealant (Acetoxy Cure)

✓

DOWSIL™ 795 Silicone Building Sealant

✕

Neutral-Cure Silicone

HP3 | 100% Silicone Exterior Sealant (Acetoxy Cure)

✕

DOWSIL™ 795 Silicone Building Sealant

✓

ASTM C920 Class 50

HP3 | 100% Silicone Exterior Sealant (Acetoxy Cure)

✕

DOWSIL™ 795 Silicone Building Sealant

✓

Faster Skin Formation

HP3 | 100% Silicone Exterior Sealant (Acetoxy Cure)

✓

DOWSIL™ 795 Silicone Building Sealant

✕

Direct-to-Contractor Platform

HP3 | 100% Silicone Exterior Sealant (Acetoxy Cure)

✓

DOWSIL™ 795 Silicone Building Sealant

✕

Differences You’ll Notice

Key differences between HP3 and DOWSIL™ 795 include silicone cure chemistry (acetoxy vs neutral cure), movement classification, skin formation timing, and supply structure.

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.