HVAC Climate Tech | The Future of Refrigerants & Climate Change – Gradient
Gradient for Businesses
30% More Efficient
Standard 120 V Outlet
Mobile App Control
No Plumbing Required
No Electrical Upgrades
Reduces Carbon Emissions
30% More Efficient
Standard 120 V Outlet
Mobile App Control
No Plumbing Required
No Electrical Upgrades
Reduces Carbon Emissions
Comfort Chronicles
The coolest job in the world: Why Vince Romanin co-founded an HVAC company
Gradient's co-founder, Vince Romanin — who spent his childhood in Ohio tinkering with motorcycle engines and model rockets — fell in love with… HVAC? That’s right. Vince Romanin, co-founder at Gradient is a HVAC fanatic. A self-described thermo-nerd.
Comfort Chronicles
Local Law 97 is Coming to New York City–Here’s What It Means & How You Can Avoid Fines.
In New York City, the skyline and regulations are changing. Local Law 97 demands reduced emissions and cleaner energy use in buildings. Learn how Gradient's innovative HVAC technology aids in meeting emission targets while ensuring sustainability.
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\ \ Window-Installed Heat Pumps: A New Approach to Multifamily Electrification\ \ Live Webinar: SPACE IS LIMITED – REGISTER NOW!\ Window-Installed Heat Pumps: A New Approach to Multifamily ElectrificationLearn how Gradient’s innovative window-installed heat pump can help multifamily owners and operators reduce emissions, improve...](/content/blogs/news/window-installed-heat-pumps-a-new-approach-to-multifamily-electrification/index.html)
\ \ Gradient Deploys Window Heat Pumps at Providence Public Housing Tower, Unlocking 450,000 kWh in Annual Savings\ \ Building-wide installation at Carroll Tower marks milestone for Clean Heat Rhode Island program and proves a replicable model for multifamily electrification\ Gradient today announced the completion of a building-wide window heat pump deployment at...](/content/blogs/news/gradient-deploys-window-heat-pumps-at-providence-public-housing-tower-unlocking-450-000-kwh-in-annual-savings/index.html)
\ \ Gradient Featured in Fast Company: Transforming Building Decarbonization at Record Speed\ \ We’re excited to share that Gradient has been featured in Fast Company for a groundbreaking retrofit project in Providence, Rhode Island.\ In the article, Fast Company highlights how a senior apartment building installed 277 heat pumps in just 12 d...](/content/blogs/news/gradient-featured-in-fast-company-transforming-building-decarbonization-at-record-speed/index.html)
\ \ Gradient Launches Nexus, Intelligent Energy Control Software for Multifamily Housing\ \ Hardware-native platform turns distributed heat pumps into a coordinated, software-defined system; beta customer achieves 25% energy reduction](/content/blogs/news/gradient-launches-nexus-intelligent-energy-control-software-for-multifamily-housing/index.html)
\ \ Gradient Highlighted in The New York Times for NYCHA Window Heat Pump Installation\ \ A Proven Path to Electrification for Public Housing\ Public housing authorities face a common challenge: electrifying aging buildings without triggering expensive electrical or mechanical upgrades.\ As highlighted in a recent New York Times article,...](/content/blogs/news/gradient-highlighted-in-the-new-york-times-for-nycha-window-heat-pump-installation/index.html)
\ \ Gradient Featured in Forbes: One of the 5 Innovative Technologies of 2025\ \ Gradient was recently featured in Forbes as part of the article “5 Innovative Technologies Of 2025 That Can Deliver Real-World Impact,” written by energy consultant and Certified Energy Manager Dianne Plummer.](/content/blogs/news/gradient-featured-in-forbes-one-of-the-5-innovative-technologies-of-2025/index.html)
\ \ Gradient Wins Electric Innovation Award Alongside Former U.S. Secretary of Energy Jennifer Granholm\ \ Gradient was named a winner of the inaugural Electric Innovation Awards at Climate Week NYC 2025, recognized in the Design + Discovery category for breakthrough work in electrified heating and cooling solutions.](/content/blogs/news/gradient-wins-electric-innovation-award-alongside-former-u-s-secretary-of-energy-jennifer-granholm/index.html)
\ \ 2025 Design & Discovery Award: Gradient Window Heat Pumps\ \ 2025 Design & Discovery Award: Gradient Window Heat Pumps](/content/blogs/news/2025-design-discovery-award-gradient-window-heat-pumps/index.html)
\ \ Gradient Moderate Weather Heat Pump (Generation 1) Support Ending August 31, 2025 - What you Need to Know\ \ Gradient will be ending support for our Generation 1 product on August 31, 2025.\ \ What does this mean for my Moderate Weather Heat Pump?\ \ If you have an active manufacturer’s warranty, it will continue to be honored until the expiration date. Effe...](/content/blogs/news/adient-moderate-weather-heat-pump-generation-1-support-ending-august-31-2025-what-you-need-to-know/index.html)
\ \ Gradient’s All-Weather 120V Window Heat Pump Is ENERGY STAR Certified!\ \ Gradient’s All-Weather 120V Window Heat Pump Is ENERGY STAR Certified!](/content/blogs/news/gradient-s-all-weather-120v-window-heat-pump-is-energy-star-certified/index.html)
\ \ Gradient Selected Grand Prize Winner of the 2024 CEE Integrated Home Competition\ \ Gradient's All-Weather 120V Window Heat Pump won the Grand Prize in the 2024 CEE Integrated Home Competition, recognized for its energy efficiency, controllability, and innovative design. This award highlights Gradient’s leadership in providing co...](/content/blogs/news/gradient-selected-grand-prize-winner-of-the-2024-cee-integrated-home-competition/index.html)
\ \ Gradient Selected a Winner of the Resilient New Orleans Innovation Challenge!\ \ This winter, Gradient’s technology will be piloted in model homes in New Orleans, setting a new benchmark for housing standards in the city.](/content/blogs/news/gradient-winner-new-orleans-innovation-challenge/index.html)
\ \ How Gradient is Transforming Public Housing with Innovative Window Heat Pumps\ \ In 2022, Gradient won the Clean Heat for All Challenge with its cold climate window heat pump technology, leading to a partnership with the New York City Housing Authority (NYCHA). Gradient's prototype development and user-centered design process ...](/content/blogs/news/how-gradient-is-transforming-public-housing-with-innovative-window-heat-pumps/index.html)
\ \ Moonshot to Milestones: Pioneering Sustainable Comfort with Gradient Window Heat Pumps\ \ Recently, filmmaker Chung Nyguen, told the Gradient story via a short documentary. His documentary, “Moonshot to Milestones: Pioneering Sustainable Comfort with Gradient Window Heat Pumps,” narrates Gradient’s journey of transformation from a visi...](/content/blogs/news/moonshot-to-milestones-pioneering-sustainable-comfort-with-gradient-window-heat-pumps/index.html)
\ \ Adaptive Comfort: HVAC Retrofit for New York City’s Historic Architecture\ \ Discover the delicate balance of HVAC retrofitting in historic New York City buildings through innovative HVAC solutions. Navigate the challenges of preserving historical charm while safeguarding against hazardous materials like asbestos and lead....](/content/blogs/news/guide-to-hvac-retrofitting-in-nyc/index.html)
\ \ HVAC systems for schools\ \ Learn about some of the essential factors to keep in mind when designing an HVAC solution for schools. With careful planning you can guarantee a learning environment that's cozy and healthy, and a system that’s cost-effective, energy-efficient, an...](/content/blogs/news/hvac-systems-for-schools/index.html)
\ \ Gradient Secures $18 Million in Series A Funding to Shake Up the Heat Pump Game\ \ Gradient's Series A funding round will allow us to continue to revolutionize the heat pump industry and bring cutting-edge tech to customers in every U.S. state. We’re so thrilled to begin this next chapter.](/content/blogs/news/gradient-secures-18-million-in-series-a-funding-to-shake-up-the-heat-pump-game/index.html)
\ \ From 3D drawings to plastic parts: Manufacturing the components of your Gradient\ \ You’ve reserved your Gradient, and now the fun begins. It’s time for our California team to bring to life your planet-friendly heating and cooling system. \ First up: Component manufacturing\ Does that sound boring? Did we lose you right away? \ Well...](/content/blogs/news/how-we-manufacture-your-planet-friendly-ac/index.html)
\ \ Embracing eco-friendly habits: 10 sustainable living tips for beginners\ \ \ Ready to make a positive impact on the planet? Read on for simple and practical tips to help you get started on your sustainable living journey.](/content/blogs/lifestyle/embracing-eco-friendly-habits-10-sustainable-living-tips-for-beginners/index.html)
\ \ Creating Inclusive Comfort for All: A Journey of Universal Design in Gradient’s All-Weather 120V Window Heat Pump, Part 1\ \ Let’s explore Gradient’s newest design, the Gradient All-Weather 120V window heat pump, with key members of our Product team. Below you’ll read about the meticulous intention and visionary philosophy woven into our newest innovation.](/content/blogs/behind-the-scenes/creating-inclusive-comfort-for-all-a-journey-of-universal-design-in-gradient-s-all-weather-120v-window-heat-pump-part-1/index.html)
\ \ NY Gov. Hochul, NYC Mayor Adams announce Gradient’s award in the Clean Heat for All Challenge\ \ Gradient has been named a winner in the Clean Heat for All Challenge, spearheaded by NYCHA, NYPA, and NYSERDA. Under the award, Gradient will provide 10,000 cold climate Gradient units to NYCHA.](/content/blogs/behind-the-scenes/ny-gov-hochul-nyc-mayor-adams-announce-gradient-s-award-in-the-clean-heat-for-all-challenge/index.html)
\ \ The homestretch: Testing, packaging & shipping your Gradient AC\ \ By now your Gradient’s parts have been fabricated, its heat pump has been built, all the parts have been assembled, and its coolant loop has been filled. What’s next? Learn about our quality assurance process, our recyclable packaging, and how we ...](/content/blogs/behind-the-scenes/convenient-ac-delivery/index.html)
\ \ Your (almost) finished Gradient AC\ \ How does your Gradient heat pump go from a bunch of parts to a final unit that’s ready to be packed and shipped to your home? All the magic starts with a process similar to an assembly line for a car.](/content/blogs/behind-the-scenes/assembling-your-planet-friendly-air-conditioner/index.html)
\ \ It's getting hot in here: How we build your Gradient's mighty heat pump\ \ Learn about the assembly of your Gradient’s mighty heat pump, charged with planet-friendlier R32 refrigerant.](/content/blogs/behind-the-scenes/how-to-build-a-planet-friendly-air-conditioner/index.html)
\ \ Gradient brings modern DIY AC installation to NYC\ \ What do you get when you combine canceled cross-country flights and a display window that’s stuck on a truck in Jersey? The beginnings of the Gradient’s first trip from SF to NYC. And it was… amazing.](/content/blogs/behind-the-scenes/gradient-brings-modern-diy-ac-installation-to-nyc/index.html)
\ \ The coolest job in the world: Why Vince Romanin co-founded an HVAC company\ \ Gradient's co-founder, Vince Romanin — who spent his childhood in Ohio tinkering with motorcycle engines and model rockets — fell in love with… HVAC?\ That’s right. Vince Romanin, co-founder at Gradient is a HVAC fanatic. A self-described thermo-nerd.](/content/blogs/behind-the-scenes/heat-pumps-and-the-future-of-hvac/index.html)
\ \ What to consider when looking for efficient HVAC solutions\ \ \ Though electricians and other contractors are not required for installing Gradient window heat pumps, upgrading HVAC systems usually necessitates visits from several contractors. So who should you call first?](/content/blogs/hvac-tech/what-to-consider-when-looking-for-efficient-hvac-solutions/index.html)
\ \ What are the 3 types of heat pumps?\ \ Heat pumps have become so popular since the passing of the Inflation Reduction Act (IRA) that many folks don’t realize they’ve been around for decades, providing efficient and cost-effective heating and cooling solutions for homes and businesses. ...](/content/blogs/hvac-tech/what-are-the-3-types-of-heat-pumps/index.html)
\ \ Why are heat pump installation costs so high?\ \ If you're in the market for a system that will heat and cool your home, you may be wondering why mini-split heat pump installation is so expensive. After all, air conditioners and heat pumps do essentially the same thing, right?\ Not exactly.](/content/blogs/hvac-tech/why-are-heat-pump-installation-costs-so-high/index.html)
\ \ The Gradient: A closer look at our climate-friendly AC\ \ \ The Gradient was designed to replace bulky, loud window AC units. It also gives you your view back by dropping below the surface of your window. Both the indoor and outdoor portions of the Gradient are 24 inches in height, so you’ll need at least...](/content/blogs/hvac-tech/climate-friendly-ac/index.html)
\ \ What is Local Law 97?\ \ Local Law 97 (or LL97) is an aggressive, groundbreaking law that aims to address climate change and promote sustainability in New York City. But what are its implications for building owners and managers, and what are the LL97 fines?](/content/blogs/climate/what-is-local-law-97/index.html)
\ \ The case for natural refrigerants\ \ We have a small window of time to prevent the worst effects of climate change. Natural refrigerants present a promising path forward — one that Europe and Asia have already forged.](/content/blogs/climate/the-case-for-natural-refrigerants/index.html)
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JULY 28, 2026, 2:00 PM – 2:45 PM EST
A New Approach to Multifamily Electrification Learn how Gradient’s innovative window-installed heat pump can help multifamily owners and operators reduce emissions, improve resident comfort, and accelerate electrification without major renovations.
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