Resource Library
A collection of tools and educational resources to help the supermarket industry, policymakers, environmental stakeholders, and interested individuals learn about and contribute to the advancement of natural refrigerants in supermarket and food retail applications.
Resources
CO2 Release Events Guidance Guidance
Authored by our CO2 Technical Committee, this document outlines design options and mitigation strategies to help reduce CO2 refrigerant releases during standstill events and support more informed pressure design decisions.
Critical Sensors for CO2 Transcritical Systems Guidance
This document provides recommendations on critical sensors for CO2 transcritical refrigeration systems to improve reliability, reduce downtime, and enable rapid recovery from sensor failures.
2026 Food Retailer Survey Report
Based on survey responses from 18 major food retailers representing over 29,000 locations nationwide, the report provides a comprehensive view of current refrigerant use.
New York NatRef Demo Factsheet
Learn more about New York’s Natural Refrigerant Demonstration Program, supporting food retailers in disadvantaged communities as they transition to climate-friendly refrigerants.
Projected Growth of CO2 Systems
Learn about the projected growth for CO2 refrigeration systems between 2024-28. This document summarizes the results of an NASRC food retailer survey on the current and future demand for CO2 refrigeration systems.
Refrigerant Alternatives
Summary of current and future refrigerants available for commercial refrigeration equipment, and the status of applicable codes and standards.
Natural Refrigerants In Supermarkets Factsheet
Learn why natural refrigerants in supermarkets are one of the most impactful and cost-effective climate solutions.
Propane Factsheet
Learn more about the benefits of using propane (R-290) in supermarket refrigeration systems and the next steps to accelerate the adoption of the increased charge limit into standards and building codes.
Leak Reduction Guide
This guide outlines information gathered from NASRC retailer members on the major sources of refrigerant leaks in existing refrigeration systems as well as proposed equipment specification measures to resolve these issues.
CO2 Case Study
This case study compared costs, energy performance, and total emissions of a new CO2 Transcritical system and existing HFC system in Sacramento, California.