WRP Bio-Cleaner professional wood surface cleaner for preparing exposed wood before treatment and repair in the WRP Wood Restoration System.

WRP Bio-Cleaner

Price range: $16.16 through $47.39

Professional-grade wood surface cleaner that removes dirt, dust, loose fibers, and surface contaminants while preparing wood for the complete WRP Wood Restoration System. Fast-acting, easy to use, and ideal for interior and exterior wood restoration projects.

✔ Trusted by Contractors Since 1986
✔ Permanent Structural Wood Repair
✔ Thousands of Successful Repairs
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WRP Bio-Cleaner being sprayed onto weathered wood to prepare the surface for wood restoration and repair.

PRODUCT OVERVIEW

What This Product Does

WRP Bio-Cleaner is the first step in the WRP Wood Restoration System. After removing all loose, soft, and deteriorated wood, Bio-Cleaner prepares the remaining wood surface by removing dust, dirt, contaminants, and loose fibers. A properly cleaned surface helps Board Defense penetrate more effectively and allows the complete WRP repair system to achieve maximum performance and long-lasting results.

  • Removes dust, dirt, and contaminants from exposed wood surfaces
  • Prepares wood for Board Defense and the complete WRP repair system
  • Promotes deeper penetration of wood preservatives
  • Helps maximize the performance and durability of the repair
  • Suitable for interior and exterior wood restoration projects

WRP PRODUCT BENEFITS

Key Benefits

Discover the key features and benefits that make this product an important part of the WRP Wood Restoration System.

Removes Surface Contaminants

Removes dust, dirt, loose fibers, and contaminants from exposed wood before treatment and repair.

Prepares Wood for Treatment

Creates a clean surface that helps Board Defense penetrate more effectively for long-lasting wood protection.

Improves Repair Performance

Proper surface preparation helps the complete WRP Wood Restoration System achieve stronger, more durable repairs.

Interior & Exterior Use

Ideal for preparing windows, doors, trim, fascia, columns, siding, decks, pergolas, and other wood restoration projects.

WHERE TO USE

Applications

See the most common uses for Bio-Cleaner and where it fits within the complete WRP Wood Repair System.

Removes Surface Contamination

Helps remove dirt, dust, loose fibers, and surface contaminants from exposed wood before repair.

Prepares Wood for Repair

Creates a clean surface before applying Board Defense and continuing the WRP repair process.

Interior & Exterior Use

Ideal for preparing windows, doors, trim, fascia, columns, siding, decks, pergolas, and other wood surfaces.

System Prep Step

Designed as the first cleaning step before treating, rebuilding, sanding, and finishing damaged wood.

HOW TO USE

How to Use Bio-Cleaner

1

Remove Damaged Wood

Remove all loose, rotten, and deteriorated wood until only sound wood remains.

2

Apply Bio-Cleaner

Spray Bio-Cleaner evenly onto the exposed wood surface, making sure the entire repair area is thoroughly covered.

3

Allow to Penetrate

Allow Bio-Cleaner to remain on the surface for approximately 5 minutes to clean and prepare the wood. No rinsing is required.

4

Continue the WRP Repair Process

After cleaning, apply WRP Board Defense and continue with the remaining steps of the WRP Wood Restoration System.

WRP REPAIR SYSTEM

WRP Repair System Progress

1 Bio
Cleaner
→
2 Board
Defense
→
3 CuB / Cobra
Rods Optional
→
4 Liquid
A & B
5 Dough
A & B
→
6 Topping /
Texture
→
7 Prime
& Paint
PRODUCT DETAILS

Specifications

Quick product information to help you determine if Bio-Cleaner is the right solution for your wood restoration project.

Product Type Professional Wood Surface Cleaner
Primary Use Prepares exposed wood before treatment and repair
Application Method Spray or Brush
Working Time Approximately 5 Minutes
Suitable For Interior & Exterior Wood
Compatible With WRP Board Defense and the complete WRP Wood Restoration System
Pro Tip: For the best results, use Bio-Cleaner immediately after removing all loose or deteriorated wood. A clean surface helps WRP Board Defense penetrate more effectively and prepares the wood for a stronger, longer-lasting repair.
Safety Tip: Wear gloves and eye protection during use. Avoid contact with eyes and prolonged skin exposure. Always read and follow the product label and Safety Data Sheet (SDS) before use.

WRP Pro Tip

After applying Bio-Cleaner, allow it to sit for approximately 5 minutes before continuing with Board Defense. No rinsing is required.

Safety Information

  • Wear gloves and eye protection.
  • Use in a well-ventilated area.
  • Keep out of reach of children.
  • Review the SDS before use.

COMMON QUESTIONS

Frequently Asked Questions

What is WRP Bio-Cleaner used for?

WRP Bio-Cleaner is used to clean exposed wood after all loose, rotten, and deteriorated wood has been removed. It prepares the surface for WRP Board Defense and the remaining steps of the WRP Wood Restoration System.

Do I need to rinse Bio-Cleaner after applying it?

No. Bio-Cleaner does not require rinsing. Simply allow it to remain on the wood for approximately 5 minutes before continuing with the next step of the repair process.

Can Bio-Cleaner be used on both interior and exterior wood?

Yes. Bio-Cleaner is suitable for preparing both interior and exterior wood surfaces before treatment and repair.

When should Bio-Cleaner be used during a repair?

Use Bio-Cleaner immediately after removing all loose or deteriorated wood. Once the surface has been cleaned, continue with WRP Board Defense before rebuilding the damaged area.

What product comes after Bio-Cleaner?

After applying Bio-Cleaner, the next recommended step is WRP Board Defense, followed by the remaining steps in the WRP Wood Restoration System.

Product Documents

📄 Technical Data Sheet 📄 Safety Data Sheet (SDS) 📖 Application Guide (Coming Soon) 🎥 Video Tutorial (Coming Soon)

Need More Help?

Visit our Resources Center for Bio-Cleaner technical documents, application guides, instructional videos, and professional wood restoration resources.

Professional Wood Surface Preparation

WRP Bio-Cleaner is a professional-grade wood surface cleaner designed to prepare damaged, weathered, and exposed wood before restoration. It helps remove dirt, dust, loose fibers, and surface contaminants that can interfere with wood treatment and repair.

As the first step in the WRP Wood Restoration System, Bio-Cleaner prepares the wood for WRP Board Defense and the remaining repair products, helping create the clean surface needed for stronger, longer-lasting repairs.

Ideal Applications

  • Window sills and window frames
  • Exterior doors and door frames
  • Wood trim and fascia
  • Columns and structural beams
  • Decks and railings
  • Pergolas and outdoor structures
  • Exterior wood siding
  • Historic restoration projects
  • General wood restoration

Where Bio-Cleaner Fits in the WRP System

WRP Bio-Cleaner is the first step in the WRP Wood Restoration System. It cleans exposed wood after loose and deteriorated material has been removed, helping prepare the surface before applying WRP Board Defense and continuing the repair process.

After cleaning the wood, continue with WRP Board Defense to help protect bare wood before strengthening and rebuilding the repair.

Whether you're a contractor, painter, property manager, restoration professional, or homeowner, WRP Bio-Cleaner helps prepare every repair for long-lasting performance and professional results.

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