Waterproof Ready in 30 Minutes

  • Mold & Mildew Resistant
  • ±50% Joint Movement
  • Interior & Exterior Use
  • Neutral Cure
  • Low Odor
Contractor Performance Delivered™

Save Time

Rain & water ready in 30 minutes – get back to work faster.

Prevents Cracking

±50% Joint movement means sealant prevents cracking, shrinking and failure.

Mold & Mildew Resistant

Non-porous, cured-synthetic structure contains nothing for fungi to digest.

Neutral Cure / low odor

Non-corrosive formula is safe for metals and most building materials.

Interior & Exterior Use

Ideal for a wide range of applications inside and out.

KITCHEN & BATH APPLICATIONS

Showers, tubs, sinks, countertops, backsplashes, fixtures and plumbing penetrations.

WINDOW & DOOR APPLICATIONS

Window and door perimeters, siding, trim, flashing, and exterior joints.

BUILT FOR PROS Backed by PERFORMANCE

It's not just silicone. It's ORIGIN PRO.

SAVE TIME

Rain & Water ready in 30 minutes

BUILT TO LAST

100% Waterproof protection with long-term durability and flexibility.

DELIVERING PERFORMANCE

Professional-grade silicone performance designed for the way contractors work.
1 8

Origin PRO Sealants

HP3 | 100% Silicone Exterior Sealant (Acetoxy Cure)

HP3 | 100% Silicone Exterior Sealant (Acetoxy Cure)

Color: 100 White
In Stock
Size

Case-Packed Volume Pricing

Buy more, save more.

  • 1–9 cases — $10.80 USD / cartridge
    (Case = $129.60 USD)
  • 10+ cases — $10.20 USD / cartridge
    (Case = $122.40 USD)
  • Orders over $5,000 — $9.60 USD / cartridge (Case = $115.20 USD)

Pricing includes standard freight. Additional options available at checkout.

99 in stock
View full details