{"id":138821,"date":"2025-12-19T21:47:13","date_gmt":"2025-12-20T05:47:13","guid":{"rendered":"https:\/\/careerkarma.com\/blog\/?p=138821"},"modified":"2025-12-19T22:11:22","modified_gmt":"2025-12-20T06:11:22","slug":"how-to-become-hvac-certified","status":"publish","type":"post","link":"https:\/\/careerkarma.com\/blog\/how-to-become-hvac-certified\/","title":{"rendered":"How to Become HVAC Certified"},"content":{"rendered":"\n<p>But what does that actually mean? Between federal EPA rules, optional industry exams, and state-level licenses, the process can seem confusing. <\/p>\n\n\n\n<p>This guide breaks down every major HVAC certification on the market, what each one allows you to do, and how to earn them so that you can work legally, advance in the field faster, and boost your earning potential.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-key-takeaways\"><strong>Key Takeaways<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u201cHVAC certification\u201d can mean several things: it could be referring to the federally-required EPA 608 Technician Certification for refrigerant work, the optional but highly-valued industry credentials like NATE Certification and HVAC Excellence Certification, <strong>or<\/strong> state-level licensing\/permits for HVAC techs and contractors.<\/li>\n\n\n\n<li>If you <strong>touch refrigerants<\/strong>, the EPA 608 credential is mandatory.<\/li>\n\n\n\n<li>In general, industry certifications help you stand out and usually lead to higher pay.<\/li>\n\n\n\n<li>To become certified: pick your credential path \u2192 prepare (school\/self-study\/employer) \u2192 register for the exam \u2192 pass \u2192 add the credential to your resume and maintain it.<\/li>\n\n\n\n<li>Certifications and licenses take time and money to complete (generally weeks to months and potentially hundreds of dollars), but the career impact can be substantial in this growing trade.<\/li>\n\n\n\n<li>Having multiple credentials (EPA 608 + NATE or HVAC Excellence + state license) is increasingly the standard for serious HVAC technicians.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-1-what-hvac-certified-means\"><strong>1. What \u201cHVAC Certified\u201d Means<\/strong><\/h2>\n\n\n\n<p>When someone says \u201cI\u2019m HVAC certified,\u201d they might be referring to different credentials, so it\u2019s worth clarifying.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-required-vs-optional-credentials\"><strong>Required vs. Optional Credentials<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.epa.gov\/section608\/section-608-technician-certification-requirements\" target=\"_blank\" rel=\"noopener\" rel=\"nofollow\"><strong>EPA 608 Technician Certification<\/strong><\/a>: This credential from the United States Environmental Protection Agency is <strong><em>legally required<\/em><\/strong> for any technician who \u201cmaintains, services, repairs or disposes of equipment that could release refrigerants into the atmosphere.\u201d<sup>1<\/sup><\/li>\n\n\n\n<li><strong>Industry Certifications<\/strong>: Credentials such as NATE and HVAC Excellence are <strong><em>optional<\/em><\/strong>, but strongly preferred (or even required by employers) in many markets. They don\u2019t replace the EPA 608 certification but they help to strengthen your credentials.&nbsp;<\/li>\n\n\n\n<li><strong>State Licensure<\/strong>: Separate from certifications, many states require an HVAC technician or contractor license if you plan to work independently, design systems, or pull permits.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-why-each-matters\"><strong>Why each matters<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>EPA 608<\/strong> \u2192 Without it, you <em>can\u2019t<\/em> legally handle refrigerants (in most jobs).<\/li>\n\n\n\n<li><strong>Industry Certs<\/strong> \u2192 Demonstrate competence beyond just the legal minimum. These help you to climb into higher salary roles or specialize in the field.<\/li>\n\n\n\n<li><strong>State License<\/strong> \u2192 Required to operate independently in many states. State licensures open doors to contractor work, permits, and supervising others.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-quick-comparison-table\"><strong>Quick Comparison Table<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Certification \/ License<\/strong><\/td><td><strong>Issuer<\/strong><\/td><td><strong>Requirement<\/strong><\/td><td><strong>Validity \/ Renewal<\/strong><\/td><td><strong>Scope &amp; Purpose<\/strong><\/td><\/tr><tr><td>EPA 608 (Types I\/II\/III\/Universal)<\/td><td>U.S. EPA<\/td><td>Must pass exam to handle refrigerants<\/td><td>Does <strong>not expire<\/strong> under most rules<\/td><td>Permits legal refrigerant work<\/td><\/tr><tr><td>NATE Certification (Ready-to-Work, Core + Specialty)<\/td><td>North American Technician Excellence<\/td><td>Optional; good for career progression<\/td><td>Typically 2 years before renewal<\/td><td>Industry recognized tech credential<\/td><\/tr><tr><td>HVAC Excellence Certification (Employment-Ready, Professional, Master)<\/td><td>ESCO Group \/ HVAC Excellence<\/td><td>Optional; stackable levels<\/td><td>Some levels lifetime; others may require CEUs<\/td><td>Validates broad HVACR competence<\/td><\/tr><tr><td>State HVAC License<\/td><td>State licensing board<\/td><td>Required in many states to work independently<\/td><td>Varies by state (renewals, CEUs)<\/td><td>Legal authorization to practice &amp;\/or contract<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-2-certification-pathways-in-detail\"><strong>2. Certification Pathways in Detail<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-epa-608-types-i-ii-iii-universal\"><strong>EPA 608 Types (I\/II\/III\/Universal)<\/strong><\/h3>\n\n\n\n<p>Below is the breakdown of the required refrigerant handling certifications:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Type I<\/strong>: Small appliances (&lt; 5 lbs refrigerant).<\/li>\n\n\n\n<li><strong>Type II<\/strong>: High- or very-high-pressure appliances (excluding small appliances\/MVACs).<\/li>\n\n\n\n<li><strong>Type III<\/strong>: Low-pressure appliances.<\/li>\n\n\n\n<li><strong>Universal<\/strong>: Covers all Types I, II &amp; III. Must pass the Core exam plus all three Type exams.<\/li>\n<\/ul>\n\n\n\n<p><strong>Scope &amp; exam format<\/strong>: You must pass an EPA-approved test by an organization that is listed on the EPA\u2019s site.<a href=\"https:\/\/www.epa.gov\/section608\/certification-programs-section-608-technicians?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\" rel=\"nofollow\"> <\/a>The Core exam covers fundamentals like ozone depletion, refrigerant handling rules, safety, etc. The Type exams cover equipment specifics. Many testing programs offer remote proctoring.<\/p>\n\n\n\n<p><strong>When you need each<\/strong>: If your job involves adding\/removing refrigerant, attaching gauges, evacuating systems, you\u2019ll need at least one of these certifications.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-nate-certification-ready-to-work-chp-5-core-specialty\"><strong>NATE Certification (Ready-to-Work, CHP-5, Core + Specialty)<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Who it\u2019s for<\/strong>: Technicians who want recognized industry credentialing in HVAC (installation, service, repair).<\/li>\n\n\n\n<li><strong>Prerequisites<\/strong>: Varies between certification. For example, NATE\u2019s traditional pathway requires a Core exam (50 questions) plus a Specialty exam (100 questions) for you to be fully certified.<\/li>\n\n\n\n<li><strong>Validity\/Renewal<\/strong>: Many sources state that your certification must be renewed (often every 2 years) via an exam or continuing education requirement.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-hvac-excellence-certification-student-vs-technician-credentials\"><strong>HVAC Excellence Certification (Student vs. Technician Credentials)<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Who it\u2019s for<\/strong>: Students in HVACR training, entry-level techs, experienced techs who are aiming for deeper credentials.<\/li>\n\n\n\n<li><strong>Levels<\/strong>: Student Outcome Assessments \u2192 Employment-Ready \u2192 Professional Technician \u2192 Master Specialist.<\/li>\n\n\n\n<li><strong>Validity<\/strong>: Some credential levels will be good for life, while others require continual updates\/CEUs to maintain.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-state-license\"><strong>State License<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Where it exists<\/strong>: In many states, to perform HVAC work independently (especially contracting, design, permitting) you\u2019ll need a state or local HVAC or mechanical license.<\/li>\n\n\n\n<li><strong>Hours\/Experience<\/strong>: Varies widely \u2014 some states require 2\u20134 years of work or a certain number of hours under supervision to obtain licensure.<\/li>\n\n\n\n<li><strong>Exam sponsor &amp; reciprocity<\/strong>: Licensing boards administer these exams, and reciprocity (moving license in from another state) varies greatly from state to state.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-3-step-by-step-getting-certified\"><strong>3. Step-by-Step: Getting Certified<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-1-identify-your-immediate-need\"><strong>1. Identify your immediate need<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>If you\u2019ll <strong>touch refrigerants<\/strong>, get your EPA 608 <strong>first<\/strong> since it\u2019s legally required.<\/li>\n\n\n\n<li>If you\u2019re already working as a general HVAC tech and want to level up, add NATE or HVAC Excellence.<\/li>\n\n\n\n<li>If you plan to work as a contractor or business owner, check your state\u2019s licensing rules early and follow the guidelines based on what is recommended and required.<\/li>\n<\/ul>\n\n\n\n<p><strong>2. Choose your prep path<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Self-study<\/strong>: Books, online practice tests, EPA-approved providers.<\/li>\n\n\n\n<li><strong>School bundle<\/strong>: Many HVAC programs bundle EPA 608 + a training class + practice tests.<\/li>\n\n\n\n<li><strong>Employer program<\/strong>: Some HVAC companies will pay for credentialing for you.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-3-register-for-the-exam\"><strong>3. Register for the exam<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Choose an EPA-approved testing organization for EPA 608.<\/li>\n\n\n\n<li>For NATE, register via their portal or approved proctor.<\/li>\n\n\n\n<li>For HVAC Excellence, schedule via the exam provider.<\/li>\n\n\n\n<li>On exam day: bring required ID, pay fee, follow proctoring rules (camera, remote, etc).<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-4-pass-the-exam-s\"><strong>4. Pass the exam(s)<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>EPA 608<\/strong>: Must pass the Core section <strong>and<\/strong> whichever Type(s) you are pursuing. Many exam providers require 70%+ to pass.<\/li>\n\n\n\n<li><strong>NATE<\/strong>: Core + Specialty(s) as required.<\/li>\n\n\n\n<li><strong>HVAC Excellence<\/strong>: Written and sometimes hands-on performance tasks depending on level.&nbsp;<\/li>\n<\/ul>\n\n\n\n<p>After passing, you\u2019ll receive a certification card or credential. For EPA 608 you might receive a wallet card; keep it for your employer.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-5-add-your-credentials-visibly\"><strong>5. Add your credentials visibly<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Put the credential name and issuing organization on your r\u00e9sum\u00e9, LinkedIn, business card.<\/li>\n\n\n\n<li>Ask your employer to list it on your employee badge or job profile.<\/li>\n\n\n\n<li>When applying for new jobs, point out that you\u2019re <strong>EPA 608 Universal<\/strong>, or \u201cNATE certified \u2013 Core + Air Distribution,\u201d etc.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-6-maintain-your-credentials\"><strong>6. Maintain your credentials<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>EPA 608<\/strong>: Does <em>not<\/em> expire, but you must stay current with industry changes (refrigerant regulation shifts, etc).<\/li>\n\n\n\n<li><strong>NATE<\/strong>: Renewal every ~2 years required.<\/li>\n\n\n\n<li><strong>HVAC Excellence<\/strong>: Some levels require CEUs; others are lifetime.<\/li>\n\n\n\n<li><strong>State license<\/strong>: Renewals, continuing education, liability insurance may be required.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-4-exam-details-amp-prep\"><strong>4. Exam Details &amp; Prep<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-epa-608-exam-content\"><strong>EPA 608 Exam Content<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Core<\/strong>: Concepts like ozone depletion, Clean Air Act, refrigerant taxonomy, safety.<\/li>\n\n\n\n<li><strong>Type I\/II\/III<\/strong>: Equipment-specific topics: small appliance vs high-pressure vs low-pressure systems.<\/li>\n\n\n\n<li><strong>Format<\/strong>: Many exams remote or in-person, multiple-choice. Providers vary.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-nate-exam-content\"><strong>NATE Exam Content<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Core exam<\/strong>: Broad HVACR fundamentals.<\/li>\n\n\n\n<li><strong>Specialty exams<\/strong>: For example, Air Distribution, Gas Furnaces, Heat Pumps, Commercial Refrigeration.<\/li>\n\n\n\n<li>Format: Two-part exam in many cases (Core + Specialty).<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-hvac-excellence-exam-content\"><strong>HVAC Excellence Exam Content<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Employment-Ready<\/strong>: Basic HVACR knowledge.<\/li>\n\n\n\n<li><strong>Professional\/Master Specialist<\/strong>: More advanced diagnostics, hands-on tasks, code compliance.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-5-timelines-amp-costs\"><strong>5. Timelines &amp; Costs<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Prep time<\/strong>: For EPA 608, it\u2019s recommended to have between 2-4 weeks of focused study.<\/li>\n\n\n\n<li><strong>Exam fees<\/strong>: Vary. EPA 608 packages may cost $100-$500 depending on provider.<a href=\"https:\/\/www.thetrainingcenter.com\/articles\/guide-to-getting-epa-608-certification?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\" rel=\"nofollow\"> <\/a>NATE and HVAC Excellence vary by level.<\/li>\n\n\n\n<li><strong>Training program bundles<\/strong>: A full HVAC tech program including certification might be several thousand dollars; but standalone exam prep is less.<\/li>\n\n\n\n<li><strong>Time to job-ready tech<\/strong>: If you take an HVAC training program, you might be job-ready in 6\u201312 months; stacking credentials helps speed advancement.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-6-state-licensing-amp-permits\"><strong>6. State Licensing &amp; Permits<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Certifications (EPA 608, NATE, HVAC Excellence) are <strong>not<\/strong> the same as a state HVAC license. To work independently (pull permits, lead projects, contract work) you usually <strong>need<\/strong> a license.<\/li>\n\n\n\n<li>Example: Some states require you to log thousands of hours, pass a trade exam, carry insurance, and\/or secure a bond.<\/li>\n\n\n\n<li>Licensing laws vary widely by state. Some states have reciprocity (recognize other states), others don\u2019t. Always check the board in your target state.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-7-career-impact\"><strong>7. Career Impact<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Why stack credentials<\/strong>: If an employer sees \u201cEPA 608 Universal + NATE Specialty + State Journeyman License,\u201d they know that you meet the legal, industry and local requirements for the job. That specific stack often means that you will receive higher pay, better job security, and more advancement options in your career.<\/li>\n\n\n\n<li><strong>Employer preferences<\/strong>: Many HVAC contractors expect EPA 608 as a baseline for refrigerant work. Industry certs make you more attractive.<\/li>\n\n\n\n<li><strong>Wage signals<\/strong>: Certified techs tend to earn higher wages. For example, a NATE-certified HVAC tech on Glassdoor has a <a href=\"https:\/\/www.glassdoor.com\/Salaries\/nate-certified-hvac-technician-salary-SRCH_KO0%2C30.htm\" target=\"_blank\" rel=\"noopener\" rel=\"nofollow\">median salary of ~$74,000\/year<\/a>.<sup>2<\/sup><a href=\"https:\/\/www.glassdoor.com\/Salaries\/nate-certified-hvac-technician-salary-SRCH_KO0%2C30.htm?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\" rel=\"nofollow\">&nbsp;<\/a><\/li>\n\n\n\n<li><strong>Job outlook<\/strong>: According to the Bureau of Labor Statistics, HVACR tech jobs are projected to <a href=\"https:\/\/www.bls.gov\/ooh\/installation-maintenance-and-repair\/heating-air-conditioning-and-refrigeration-mechanics-and-installers.htm\" target=\"_blank\" rel=\"noopener\" rel=\"nofollow\">grow by 8% over the next decade<\/a>, giving opportunities for certified workers to advance rather than stagnate.<sup>3<\/sup><\/li>\n<\/ul>\n\n\n\n<p><strong>8. FAQs<\/strong><\/p>\n\n\n\n<p><strong>Q: Do I need EPA 608 if I don\u2019t touch refrigerants?<\/strong><strong><br><\/strong>A: If your job only installs or services ductwork, controls, or non-refrigerant systems, you may not <em>legally<\/em> need EPA 608 \u2014 but many employers still prefer it. The EPA\u2019s rule applies when you attach gauges, add\/remove refrigerant, and violate the integrity of appliances.<\/p>\n\n\n\n<p><strong>Q: What if I only install ductwork or filters?<\/strong><strong><br><\/strong>A: That work may fall outside the refrigerant requirement, but if you eventually move into full HVACR service you\u2019ll want the credential. Being proactive gives you a head start.<\/p>\n\n\n\n<p><strong>Q: Universal vs individual Types for EPA 608 \u2014 what should I choose?<\/strong><strong><br><\/strong>A: Universal gives maximum flexibility (you can work on any appliance category). If you know you\u2019ll only service small appliances you could do Type I only, but universal is best if you\u2019re unsure or want career growth.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-final-word\"><strong>Final Word<\/strong><\/h2>\n\n\n\n<p>If you\u2019re looking to <strong>launch a career<\/strong> in HVAC or <strong>upgrade your credentials<\/strong>, the path is clear: start with the mandatory legal credential (EPA 608) if you\u2019ll work with refrigerants, then layer on industry certifications like NATE or HVAC Excellence, and finally check whether you need a state license to do your kind of work. Yes, it takes time and investment, but a few credentials now can unlock higher pay, stronger job security, and opportunities to rise into senior tech, supervisory, or even business-owner status. <\/p>\n\n\n\n<p>Ready to dive in? <a href=\"https:\/\/careerkarma.com\/fasttrack\/hvac\/\">Let\u2019s get you certified<\/a> and working smart.<\/p>\n\n\n\n<p><strong>Sources<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.epa.gov\/section608\/section-608-technician-certification-requirements\" target=\"_blank\" rel=\"noopener\" rel=\"nofollow\">https:\/\/www.epa.gov\/section608\/section-608-technician-certification-requirements<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.glassdoor.com\/Salaries\/nate-certified-hvac-technician-salary-SRCH_KO0%2C30.htm\" target=\"_blank\" rel=\"noopener\" rel=\"nofollow\">https:\/\/www.glassdoor.com\/Salaries\/nate-certified-hvac-technician-salary-SRCH_KO0%2C30.htm<\/a>&nbsp;<\/li>\n\n\n\n<li><a href=\"https:\/\/www.bls.gov\/ooh\/installation-maintenance-and-repair\/heating-air-conditioning-and-refrigeration-mechanics-and-installers.htm\" target=\"_blank\" rel=\"noopener\" rel=\"nofollow\">https:\/\/www.bls.gov\/ooh\/installation-maintenance-and-repair\/heating-air-conditioning-and-refrigeration-mechanics-and-installers.htm<\/a>&nbsp;<\/li>\n<\/ol>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"But what does that actually mean? Between federal EPA rules, optional industry exams, and state-level licenses, the process can seem confusing. This guide breaks down every major HVAC certification on the market, what each one allows you to do, and how to earn them so that you can work legally, advance in the field faster,&hellip;","protected":false},"author":27,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[50486],"tags":[],"class_list":{"0":"post-138821","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-hvac-2"},"acf":{"post_sub_title":"If you\u2019re starting a career in heating, ventilation, air conditioning, and refrigeration, you\u2019ve probably heard that getting \u201cHVAC certified\u201d is a key first step in the process. ","sprint_id":"","query_class":"","school_sft":"","parent_sft":"","school_privacy_policy":"","has_review":"","is_sponser_post":"","is_guest_post":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.4 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>How to Become HVAC Certified |Career Karma<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/careerkarma.com\/blog\/how-to-become-hvac-certified\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to Become HVAC Certified\" \/>\n<meta property=\"og:url\" content=\"https:\/\/careerkarma.com\/blog\/how-to-become-hvac-certified\/\" \/>\n<meta property=\"og:site_name\" content=\"Career Karma\" \/>\n<meta property=\"article:publisher\" content=\"http:\/\/facebook.com\/careerkarmaapp\" \/>\n<meta property=\"article:published_time\" content=\"2025-12-20T05:47:13+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-12-20T06:11:22+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/careerkarma.com\/blog\/wp-content\/uploads\/2019\/02\/Screen-Shot-2019-02-03-at-9.10.21-AM.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"259\" \/>\n\t<meta property=\"og:image:height\" content=\"119\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Career Karma\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@career_karma\" \/>\n<meta name=\"twitter:site\" content=\"@career_karma\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Career Karma\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"8 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/careerkarma.com\\\/blog\\\/how-to-become-hvac-certified\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/careerkarma.com\\\/blog\\\/how-to-become-hvac-certified\\\/\"},\"author\":{\"name\":\"Career Karma\",\"@id\":\"https:\\\/\\\/careerkarma.com\\\/blog\\\/#\\\/schema\\\/person\\\/9e22a07dbc050b2b2e152688181c03d9\"},\"headline\":\"How to Become HVAC Certified\",\"datePublished\":\"2025-12-20T05:47:13+00:00\",\"dateModified\":\"2025-12-20T06:11:22+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/careerkarma.com\\\/blog\\\/how-to-become-hvac-certified\\\/\"},\"wordCount\":1752,\"articleSection\":[\"HVAC\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/careerkarma.com\\\/blog\\\/how-to-become-hvac-certified\\\/\",\"url\":\"https:\\\/\\\/careerkarma.com\\\/blog\\\/how-to-become-hvac-certified\\\/\",\"name\":\"How to Become HVAC Certified |Career Karma\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/careerkarma.com\\\/blog\\\/#website\"},\"datePublished\":\"2025-12-20T05:47:13+00:00\",\"dateModified\":\"2025-12-20T06:11:22+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/careerkarma.com\\\/blog\\\/#\\\/schema\\\/person\\\/9e22a07dbc050b2b2e152688181c03d9\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/careerkarma.com\\\/blog\\\/how-to-become-hvac-certified\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/careerkarma.com\\\/blog\\\/how-to-become-hvac-certified\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/careerkarma.com\\\/blog\\\/how-to-become-hvac-certified\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Blog\",\"item\":\"https:\\\/\\\/careerkarma.com\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"HVAC\",\"item\":\"https:\\\/\\\/careerkarma.com\\\/blog\\\/hvac-2\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"How to Become HVAC Certified\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/careerkarma.com\\\/blog\\\/#website\",\"url\":\"https:\\\/\\\/careerkarma.com\\\/blog\\\/\",\"name\":\"Career Karma\",\"description\":\"Latest Coding Bootcamp News &amp; 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