Washington DC Master A/C & Refrigeration Mechanical Unlimited Contractor - Online Exam Prep Course

Washington DC Master A/C & Refrigeration Mechanical Unlimited Contractor - Online Exam Prep Course is part of our comprehensive contractor exam prep program designed to help you achieve your state licensing goals quickly and confidently. Whether you’re just starting your journey or upgrading your trade credentials, 1 Exam Prep gives you the tools, knowledge, and confidence to succeed.

Get one step closer to becoming a Washington DC Master A/C & Refrigeration Mechanical Unlimited Contractor with a prep course designed by 1ExamPrep to help you conquer the required examination.

Use the online course structure to tailor your prep to your individual learning style. You’ll have a full year of access to the online course.

• Test-taking techniques
• Highlights and Tabs locations for all reference materials
• Practice questions in printable pdf format 
• 1 year of online access

Android and iOS Compatible - Complete the course on your phone, anytime or anywhere.