Conditioned Air Contractor Class 1 Restricted (2024-11-01)

Develop the knowledge and skills you need to maintain and troubleshoot today's complex heating, air conditioning, and refrigeration systems with REFRIGERATION AND AIR CONDITIONING TECHNOLOGY, 8th Edition. This practical, easy-to-understand book provides hands-on guidance, practical applications, and the solid foundation you need to fully understand today's HVAC service and repair, its environmental challenges, and their solutions. Focused on sustainable technology in today's HVAC/R industry with an emphasis on new technologies and green awareness, the 8th Edition covers the latest advances in the industry and the all-important soft skills and customer relations issues that impact customer satisfaction and employment success. Memorable examples, more than 260 supporting photos, and unique Service Call features bring concepts to life and help you develop the critical skills you need for success in your future career.

2018 IMC Turbo Tabs consist of clear plastic self-adhesive tabs that have key sections of the 2018 International Mechanical Code printed on them in an easy-to-read format. Can be used with either the 2018 International Mechanical Code or the 2018 IMC Code and Commentary.

2018 International Mechanical Code establishes minimum regulations for mechanical systems using prescriptive and performance-related provisions. The code was developed with broad-based principles that make possible the use of new materials, methods, and design.

2018 IFGC Turbo Tabs consist of clear plastic self-adhesive tabs that have key sections of the 2018 International Fuel Gas Code printed on them in an easy-to-read format. Can be used with either the 2018 International Fuel Gas Code or the 2012 IFGC Code and Commentary.

2018 International Fuel Gas Code addresses the design and installation of fuel gas systems and gas-fired appliances through requirements that emphasize performance.

Lead the way to a safer tomorrow today. Get current with the latest in electrical installation requirements with the reorganized and updated NFPA 70^®, National Electrical Code^® (NEC^®), 2023 edition.

The NEC is the authoritative document addressing electrical installations in residential, commercial, and industrial settings. The 2023 edition represents a significant revision to modernize the code to reflect the rapidly evolving electrical landscape. Stay up to date as you design, install, and inspect with current requirements for wiring, overcurrent protection, grounding, and equipment.

The code you know and use—revamped to keep pace with ever-evolving electrical hazards and challenges.

The new National Electrical Code is revised and expanded to stay in sync with industry practices, emerging trends, and the development and introduction of technologies. The document is completely reorganized for improved ease of use and features an expanded Article 100 that consolidates all the code's defined terms in one place to help you quickly locate critical NEC content.

Whether you are working with Class 4 fault-managed circuits or electrical systems operating over 1000 volts ac/1500 volts dc, you need the 2023 edition of the NEC to help you stay compliant.

2023 National Electrical Code NEC Colored Fast-Tabs For Softcover, Spiral, Loose-Leaf And Handbook & Quick Formula Guide!

User-friendly and up-to-date, these National Electrical Code Tabs are a great way to organize the NEC 2023. These 48 self-adhesive tabs can reduce the time spent searching to find key information. Durable, affordable and time-saving, these are a must-have for NEC users.

Features:

• Self-adhesive tabs make bookmarking easier than ever

• Durability will reduce the damage of everyday use

• Save time when looking for must-have information on the job

• Can be used in all of the 2023 NEC products - the soft cover version, spiral, and the Handbook

Quick Formula Guide Based on the 2023 National Electrical Code

• This 8-page Quick Formula guide contains 15 important tables based on the National Electrical Code 2023. The Quick Formula guide fits anywhere, it comes in a handy 4.3 x 5.5 size

The ANSI-recognized national standard for residential HVAC duct design will help you design a duct system in less time. The popular and accurate procedure has been revised to include updated and expanded VAV guidance, with detailed examples; impacts of excess length, sag and compression in flexible ducts; and new equivalent length values for flex duct junction boxes. Manual D, from the Air Conditioning Contractors of America (ACCA), provides a single set of ANSI-recognized duct sizing principles and calculations that apply to all duct materials.

Used to determine how much heating/cooling a home needs to stay cool and dry in the summer and warm in the winter. This load calculation process was developed by engineers in the heating and air conditioning industry and has been used for decades to accurately size heating and air-conditioning equipment. After completing this load calculation process, one can choose a properly sized piece of machinery to satisfy the load.

This part of the System Design Manual presents data and examples to guide the engineer in practical design and layout of normal air conditioning piping systems.

This durable two-sided plastic sizing wheel comes with a complete instruction manual for residential and commercial duct-sizing procedures. Designed by Hank Rutkowski.

The NASCLA Contractors Guide to Business, Law and Project Management is organized into three sections. 

Part 1 focuses on planning and starting your business.  This section will help you formulate a business plan, choose a business structure, understand licensing and insurance requirements and gain basic management and marketing skills.

Part 2 Covers fundamentals you will need to know in order to operate a successful construction business. This section covers estimating, contract management, scheduling, project management, safety and environmental responsibilities, and building good relationships with employees, subcontractors, and customers.

Part 3 provides valuable information to assist you in running the administrative functions of your business.  Financial management, tax basics, and lien laws are covered.  Effective management of these areas of business is vital and can cause you serious problems if you do not give them proper attention.

(Plumbers, Conditioned Air, Low Voltage, Electrical and Utility Contractors)

Our OSHA 29 CFR 1926 Construction Regulations book gives you quick, easy access to essential safety guidance whenever you need it. It helps employers and workers identify hazards fast and stay compliant on any jobsite. The 2026 edition features a clear two-color layout, includes all 1926 regulations along with key 1903, 1904, and select 1910 rules, and highlights any regulation changes between editions. Icons make it simple to find OSHA interpretations, and the book also includes OSHA Form 300, the Cancer Policy, and In-Cite references to 1910 standards. Frequently cited standards are placed before their related subparts for even easier navigation.

Ensure your HVAC systems operate at peak efficiency with The Flexible Duct Performance & Installation Standards an essential guide for contractors, technicians, inspectors, and builders who demand accuracy and compliance.

This comprehensive resource delivers clear, industry approved guidelines for the proper selection, installation, and performance of flexible air ducts. It’s designed to help reduce energy loss, improve airflow, and extend the lifespan of HVAC systems by translating complex standards into practical, easy-to-follow instruction.

Inside, you’ll learn proven installation techniques that maximize system performance, understand key performance standards aligned with current regulations, and gain insight into common installation mistakes that can lead to costly issues. With detailed illustrations and real-world guidance, this manual equips you to approach every project with confidence and precision.

Whether you’re an experienced HVAC professional or preparing for certification, this book serves as a trusted reference to help you produce higher quality work, pass inspections more easily, and ensure every system performs as intended.

Build it right. Install it smart. Perform with confidence.