Skip to main content

Clean Outdoor Wooden Surfaces — Clean the Steps

Beginner2 mins

Part of project

Anti-Slip Steps · Step 1 of 6

Helpful?

In this video

Begin by thoroughly cleaning any outdoor wooden surfaces, such as steps, decks, or walkways. Use a specialized deck cleaner or deck brightener to remove dirt, grime, and algae that can accumulate over time and make surfaces slick. Cleaning also helps to open up the pores of the wood, which naturally increases its traction. Ensure the cleaning product is suitable for the type of wood and always follow the manufacturer's instructions for application and rinsing. Allow the wood to dry completely before proceeding with any further treatments.

13.6K views24
This Old House

2.3M subscribers

View Channel

FAQs

Do I absolutely need a high-powered pressure washer for cleaning, or can I just scrub the steps manually?

While manual scrubbing with the Shurhold 6 in. Marine Mate Stiff Brush and Klean-Strip Liquid Concrete Degreaser is an option, a pressure washer like the Westinghouse WPX 3800 psi significantly enhances cleaning efficiency. It ensures the removal of embedded dirt, loose paint, and grime, creating a superior surface for the DAICH Textured Bonding Primer and BEHR PREMIUM anti-slip paint to adhere to, which is crucial for durability.

What are the most important safety precautions to take when using the pressure washer and chemical degreaser?

Always wear appropriate personal protective equipment (PPE), including safety glasses, chemical-resistant gloves, and closed-toe shoes when operating the Westinghouse pressure washer or handling Klean-Strip Liquid Concrete Degreaser. Ensure adequate ventilation, especially in basement areas, and keep children and pets away from the work zone during chemical application and pressure washing to prevent accidental exposure.

Why does a 'beginner' project like anti-slip steps take two full days, and what factors might extend this timeframe?

The 2-day estimate accounts for crucial drying and curing times for each layer: degreasing, patching (with Quikrete or PC-Lumber Putty), priming, and applying two coats of BEHR PREMIUM anti-slip paint. High humidity, low temperatures, or extensive repairs that require longer setting times for patching compounds can all extend the project duration. Rushing these steps will compromise the final finish and durability.

What's the most common mistake DIYers make when applying anti-slip paint, and how can I avoid it?

The most common mistake is inadequate surface preparation, which leads to poor adhesion and premature peeling of the paint. To avoid this, thoroughly clean the steps with Klean-Strip Degreaser, pressure wash all debris, fill and sand all cracks and imperfections using Quikrete and PC-Lumber Putty, and apply DAICH Bonding Primer as directed. A clean, smooth, and primed surface is key to a long-lasting finish.