NFPA Technician Certification Test | PWNA


NFPA kitchen exhaust cleaning technician certification test. Demonstrate your knowledge of NFPA 96 standards and cleaning techniques.

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Setting the Standard for Safe House Washing


The PWNA House Wash Certification Class teaches contractors how to safely and professionally clean residential homes using low-pressure washing methods. This class focuses on proper cleaning techniques, surface awareness, chemical handling, and risk reduction—not shortcuts or guesswork.


Students learn how to clean siding, trim, soffits, and other exterior surfaces without causing damage to the home, landscaping, or surrounding property. The course is designed to help contractors deliver consistent results while protecting themselves, their clients, and their reputation.



This training is built on industry-accepted practices and real-world field experience. The goal is simple: help contractors clean homes the right way, every time.

Benefits of PWNA House Wash Certification

This certification is ideal for:

  • Improves safety for technicians, homeowners, and property
  • Reduces damage risk and costly mistakes
  • Creates consistent results across every job
  • Builds customer trust through professional certification
  • Supports insurance and compliance readiness
  • Strengthens your reputation as a trained professional

Certified contractors are better prepared, more confident in the field, and more defensible when questions arise.

Professional House Washing Starts With Standards

The INDUSTRY Standard in Training, Safety, and Compliance


At the Power Washers of North America (PWNA), education isn’t just part of what we do — it’s the foundation of who we are. For over three decades, we’ve led the industry in developing certification courses that set the benchmark for technical excellence, jobsite safety, and environmental compliance.

Who Should Take This Class

This certification is ideal for:

  • New contractors entering the pressure washing industry
  • Owner-operators who want to improve consistency and safety
  • Technicians responsible for residential washing work
  • Companies training new crew members
  • Contractors moving from pressure washing into soft washing
  • Businesses seeking professional credibility and certification

If you clean homes—or plan to—this training provides the foundation you need.

What You’ll Learn

In this class, students will learn:

  • How house washing works and why low pressure matters
  • Which cleaning methods are appropriate for different surfaces
  • Safe and responsible chemical handling practices
  • How to avoid common damage to siding, trim, windows, and plants
  • Proper setup, application, and rinse techniques
  • How to reduce risk, callbacks, and customer complaints

All instruction is practical, easy to understand, and focused on real job-site situations.

Our training programs are built by experienced contractors, industry educators, and safety professionals who understand the real-world challenges faced in the field. From equipment handling and chemical safety to OSHA compliance and wastewater management, every PWNA course is designed to elevate both your skill set and your professionalism.

What Contractors Should Know About House Wash Certification

Frequently Asked Questions


House washing is a professional, low-pressure method used to clean a home’s exterior safely and responsibly. Because proper techniques, training, and certification often raise questions, the following FAQs explain what PWNA House Wash Certification is, who it’s for, and why it matters.

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  • What is PWNA House Wash Certification?

    PWNA House Wash Certification confirms that a contractor has completed professional training and understands accepted methods for safely washing residential homes. It shows that the individual has been educated on proper techniques, surface awareness, and risk reduction.

  • What does being “certified” mean?

    Being certified means the contractor has met PWNA’s training requirements for house washing. It does not claim perfection or guarantee results. It shows that the contractor has learned industry-accepted practices and is committed to professional standards.

  • Is PWNA House Wash Certification required to wash houses?

    No. Certification is not legally required. However, many contractors choose certification to improve safety, consistency, and credibility, and to separate themselves from untrained or inexperienced operators.

  • How Can I Get Started with PWNA Training?

    Simply explore our Training & Certification page, choose your desired course, and enroll online. Whether you’re a new business or a seasoned pro, PWNA offers flexible options to help you reach the next level of professionalism.

  • How does this certification help protect contractors?

    Certification helps reduce risk by teaching correct methods, proper setup, and safe chemical use. Certified contractors are better prepared to avoid damage, reduce callbacks, and explain their process if questions arise from homeowners, insurers, or property managers.

  • How is PWNA certification different from online advice?

    PWNA certification is based on documented practices and industry standards, not opinions or social media trends. The focus is on safety, repeatable methods, and professional responsibility.

  • Can companies certify multiple employees?

    Yes. Many companies use PWNA certification as part of employee training to ensure all technicians follow the same methods. This helps create consistency across crews and improves overall job quality.

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Professional Training Backed by Industry Standards

What PWNA Certification Represents


PWNA Certification Training is part of the association’s commitment to ongoing professional education for members of the pressure washing industry. These programs are designed to support contractors at every stage of their career by reinforcing safe work practices, industry standards, and responsible methods.


Certification training focuses on building and maintaining job-ready skills through structured instruction. Courses emphasize proper techniques, surface awareness, equipment use, and risk reduction to help contractors perform work consistently and professionally. As standards evolve, PWNA training helps members stay current and aligned with accepted practices.


For PWNA members, certification and continuing education serve as tools for professional growth and accountability. Companies use training to onboard technicians, refresh skills, and promote consistency across crews. Individual contractors benefit by strengthening their knowledge and demonstrating a commitment to professionalism.

Staying Aligned With Evolving Industry Standards