: Because R22 systems are now at least 15+ years old, it may be more cost-effective to replace the unit with a modern, more energy-efficient system.
If you have an older system that uses R22 and don't have a license, you have a few practical choices:
: Most major HVAC supply houses and specialized retailers will not sell R22 directly to unlicensed consumers.
: Because R22 systems are now at least 15+ years old, it may be more cost-effective to replace the unit with a modern, more energy-efficient system.
If you have an older system that uses R22 and don't have a license, you have a few practical choices:
: Most major HVAC supply houses and specialized retailers will not sell R22 directly to unlicensed consumers.
FlexText is the digital version of your textbook. You can view your FlexText on a computer, tablet, or mobile device on the Learning Site, and the display will adjust to whatever size screen is being used.
An access code will be emailed to you after purchase. Codes activate 1-year subscriptions. Subsequent years require new codes. Go to learningsite.waysidepublishing.com to activate your subscription.
For multi-year subscriptions and bulk pricing, contact us.
×An Explorer subscription provides the digital course materials for your textbook, including audio, video, and online activities and resources.
An access code will be emailed to you after purchase. Codes activate 1-year subscriptions. Subsequent years require new codes. Go to learningsite.waysidepublishing.com to activate your subscription.
For multi-year subscriptions and bulk pricing, contact us.
×In order to ensure the security of teacher resources for sale on our website, we will only fill orders where the "Company/Organization" contains a valid school name and the “Ship To:” address contains a verifiable school address. If an online order does not meet this criteria, we will void the transaction and refund the customer. do you need a license to buy r22 refrigerant
Teachers need to purchase the One-Year Digital Teacher Package or the One-Year Softcover Print and Digital Teacher Package to create classes and access the digital material on the Learning Site. : Because R22 systems are now at least
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