--- title: Home | Johnstone Supply | SanDiego Johnstone Supply --- [![Logo](https://buyjohnstone.biz/hubfs/raw_assets/public/Johnstone%20Supply/images/logo.png) ](https://buyjohnstone.biz/sandiego-homepage?hsLang=en) [** Sales Support: 619-738-5609](tel:619-738-5609) [Log in or Create Account](https://www.johnstonesupply.com/store24) [**](https://www.johnstonesupply.com/store24) # Order Online Or Call For Branch Pickup [Shop Now **](https://www.johnstonesupply.com/store24) Need equipment pricing? Get pricing online now! Need it today? Browse inventory at local branches, add to cart, and check out! [Shop Now **](https://www.johnstonesupply.com/pages/goodman) ![Product-Family-CS](https://buyjohnstone.biz/hubfs/Product-Family-CS.png) ### Equipment Mini-split/ductless systems are an excellent option for attics, garages, offices and other home additions that have been converted to living space that would otherwise require extending existing ductwork. [Shop Now **](https://www.johnstonesupply.com/pages/fujitsu) ![Ductless](https://buyjohnstone.biz/hubfs/Ductless.png) ### Ductless Clean air has never been more in demand. Some of our air cleaners have been proven to kill 99% of airborne pathogens and viruses. [Shop Now **](https://www.johnstonesupply.com/pages/iaq) ![IAQ-Header](https://buyjohnstone.biz/hubfs/IAQ-Header.png) ### ​IAQ Products Johnstone Supply is your source for all your HVACR parts! [Shop Now **](https://www.johnstonesupply.com/HVACR-Parts) ![Parts Block-1](https://buyjohnstone.biz/hubfs/Parts%20Block-1.jpg) ### Parts & Supplies Equipment, parts and supplies for system installation and maintenance. [See More **](https://www.johnstonesupply.com/Refrigeration) ![Refrigeration-1](https://buyjohnstone.biz/hubfs/Refrigeration-1.jpg) ### Refrigeration [Current Promotions **](https://www.johnstonesupply.com/eflyer/) ## Why Johnstone? ##### We’re Here to Help Your Business and Make You More Money Johnstone Supply offers the products, programs and services that help contractors of all sizes succeed. Our Contractor Support Representative is your direct line to Johnstone Supply and your guide to navigating topics such as available training, the latest trends in indoor air quality, and much more kitchen table tactics that will help you grow or get more jobs. ## Need help or have questions? ##### Contact Your Customer Support Representative Call: [619-738-5609](tel:619-738-5609) Email: [support@buyjohnstone.biz](mailto:support@buyjohnstone.biz) ## Contact Us Call or message us to place an order, check inventory, or to talk to us about growing your business. [**](https://www.facebook.com/JohnstoneSupply24/) 4320 Pacific Hwy San Diego, CA 92110 [support@buyjohnstone.biz](mailto:support@buyjohnstone.biz) [619-738-5609](tel:619-738-5609) © 2024 Johnstone Supply Company. All Rights Reserved. [Privacy Policy](https://www.johnstonesupply.com/privacy-statement) [**](https://buyjohnstone.biz/homepage#) ## Partner With Johnstone **Are you interested in taking your business to the next level?** We want to talk to you about your business and growth potential, including special pricing, credit terms, financing, delivery prioritization, and much more [Get In Touch](https://buyjohnstone.biz/homepage#) ## Get In Touch A Johnstone Supply representative will return your inquiry with 24-48 hours to set up your customer account. You can also [schedule an appointment here.](https://47151432.hs-sites.com/scheduler?hs_preview=raotTmqI-183076830570&hsLang=en) [**](https://buyjohnstone.biz/homepage#) ![welcome-form-pic](https://buyjohnstone.biz/hubfs/welcome-form-pic.jpg) [**](https://buyjohnstone.biz/homepage#) ## Thank you! Thank you for sharing your information! We are excited to better serve you. **ENJOY 10% OFF YOUR NEXT PURCHASE** Present this coupon at your local branch to redeem. [DOWNLOAD COUPON **](https://www.johnstonelouisville.com/_files/ugd/b3dd74_85adf470cc154b63b544df55292c4181.pdf) FIND MY BRANCH ** ![welcome-ty-img](https://buyjohnstone.biz/hubfs/welcome-ty-img.jpg) *One-time use only. Offer valid in-store only. Max discount $500. Includes in-stock parts and supplies only. Excludes all equipment and commodities: copper tubing, line sets, refrigerant, etc. Pick up only, no deliveries. No rain checks. Offer may not be combined with any additional offers. Promotional prices are not applicable to residential new construction or multi-family projects. Additional restrictions apply, ask for full details. Not valid for large AOR contractors or distributors. Actual prices may vary by distributor. Valid only at participating distributors. Offer may be altered or discontinued without advance notice. Void where prohibited by law.  Some exclusions apply. See store for details.