Otto Guys SiO2 Shield Professional (4L)

SiO2 Shield Professional – 4L Bulk Ceramic Spray Sealant

Professional‑Grade Ceramic Protection for High‑Volume Detailers

SiO2 Shield Professional delivers the same advanced ceramic spray sealant performance trusted in our 500ml format—now engineered for shops, mobile rigs, and high‑volume workflows that demand consistency, speed, and long‑lasting protection.

This 4L bulk format is built for professionals who need a reliable, repeatable sealant that installs quickly, enhances depth instantly, and provides durable hydrophobic protection across all exterior surfaces. Whether you're maintaining coated vehicles or adding fast, high‑impact protection to daily drivers, SiO2 Shield Professional ensures a premium finish every time.

Why Professionals Choose SiO2 Shield Professional (4L)

Fast, High‑Impact Ceramic Protection

Delivers instant gloss, depth, and slickness with a simple spray‑and‑wipe application—ideal for maintenance programs and high‑throughput detailing.

Superior Hydrophobic Performance

Creates a tight, durable water‑beading layer that repels rain, dirt, and road film, helping vehicles stay cleaner between washes.

Heavy Chemical Resistance

Built to withstand harsh conditions, repeated washes, and environmental exposure—perfect for coated and uncoated vehicles alike.

Safe on All Exterior Surfaces

Paint, glass, plastic trim, metal, PPF, vinyl wraps—SiO2 Shield Professional bonds cleanly and safely across all modern exterior materials.

Bulk Efficiency for Professional Workflows

The 4L jug provides exceptional cost‑per‑application value and seamless integration into spray bottles, pump sprayers, and shop workflows.

How to Use

1. Prep the Surface:
   Wash thoroughly with Pure Wash Professional. Ensure the surface is clean and cool to the touch.
2. Shake Well:
   Agitate the product to ensure even distribution of active components.
3. Apply:
   Lightly mist onto the panel or directly onto a microfiber applicator or towel.
4. Spread & Bond:
   Work the product evenly across the surface. Allow ~1 minute for bonding.
5. Buff to Finish:
   Use a clean, high‑quality microfiber towel to remove excess and reveal a deep, glossy finish.

Professional Tips for Best Results

• Apply in shade or cooler conditions to prevent premature drying
• Do not allow the product to fully dry on the surface before buffing
• Allow at least 24 hours of cure time before water exposure
• For maximum slickness and longevity, pair with Pure Wash Professional for ongoing maintenance
• Ideal as a standalone sealant or as a topper for ceramic‑coated vehicles

ABOUT THIS ITEM

• Professional‑Grade Ceramic Sealant: High‑performance SiO2 formula designed for detailers
• Instant Gloss & Slickness: Enhances depth and clarity on all paint types
• Durable Hydrophobic Layer: Long‑lasting water repellency and contamination resistance
• Safe on All Exterior Surfaces: Paint, trim, glass, metal, PPF, and wraps
• Bulk Format Efficiency: 4L jug optimized for shop use and high‑volume application
• Fast Application: Spray‑on, wipe‑off workflow ideal for maintenance programs

SAFETY INFORMATION

• For external use only
• Keep out of reach of children
• Avoid contact with eyes and prolonged skin exposure
• Use in a well‑ventilated area; gloves recommended
• Store sealed, upright in a cool, dry place away from direct sunlight
• Do not apply to surfaces where traction is required (floors, steps, decks, etc.)