R290 Upright Charge K-28 Valve – Envirosafe Refrigerant (12 Cans/Case)
Upgrade your HVAC and refrigeration service capabilities with the R290 Upright Charge K-28 Valve, featuring Envirosafe’s high-performance R-290 refrigerant with Proseal and Prodry. Designed for technicians, contractors, and industrial users who demand efficiency, reliability, and ease of use.
Each case includes 12 premium cans, engineered with our newest upright-charging valve technology—perfect for use with a scale and ideal for fast, controlled charging.
Key Features
NEW Upright Charging Design – Charge the system while the can remains upright.
⚠️ Must charge as a liquid when in upright position.Compatible with Can Tap #5028 – Ensures smooth, reliable dispensing.
Includes Proseal & Prodry Additives – Helps reduce minor leaks and remove moisture for improved system performance.
EPA-Approved R290 Refrigerant
Approved for use per EPA regulations 40 CFR Part 82.17.Wide Application Range
Suitable for systems calling for R290, including:Domestic refrigerators & freezers
Dehumidifiers
Window A/C units
Ice machines
Grocery & supermarket coolers
Restaurant refrigeration equipment
Wine coolers, beer kegs, soda machines, drinking fountains
...and many other commercial refrigeration systems.
Trusted Manufacturer Since 1996
Proud family-owned company — the oldest hydrocarbon refrigerant manufacturer in North America.Convenient Can Format
Easy to store, transport, and use on-site.
Eco-Friendly, Efficient Refrigerant Solution
R-290 refrigerant is known for excellent thermodynamic performance and a significantly reduced environmental impact compared to traditional refrigerants. When paired with Envirosafe’s Proseal and Prodry additives, it delivers outstanding system efficiency and long-lasting results.
Safety Information
⚠️ FLAMMABLE PRODUCT – HANDLE WITH EXTREME CAUTION
Do not use in systems not designed for flammable refrigerants.
Keep away from sparks, open flames, and ignition sources.
Follow all professional safety procedures during installation.
Repair any system leaks before charging.
For disposal, contact a licensed waste management service.
