R454B

R-404A

R407C

New Products

R410A

Colsure Hero Section
EPA Certified Supplier

Premium Refrigerants
For Every Cooling Need

Your trusted partner for high-quality refrigerants. From R-410A to R-22, we supply certified HVAC professionals with reliable, cost-effective cooling solutions nationwide.

15+ Refrigerant Types
24h Fast Shipping
50+ States Served

R-427A

R22

25 lbs refrigerant

R-421A

R-422B

R1234YF

EPA Certified Refrigerants

At Colsure, we provide premium refrigerants that meet the highest environmental and safety standards. Depend on us for every cooling solution, backed by quality and certification.

New Arrivals

HVAC Testimonials Section
Customer Reviews

What HVAC Professionals Say

Discover why thousands of HVAC professionals trust Colsure for their EPA certified refrigerant needs.

"Colsure consistently delivers high-quality R-410A refrigerants. Their fast shipping has saved us on emergency calls multiple times."

MJ

Mike Johnson

HVAC Technician, Texas

"The technical support team helped me choose the right refrigerant for a complex commercial retrofit. Excellent expertise and service."

SR

Sarah Rodriguez

Commercial HVAC Contractor, Florida

"Been ordering from Colsure for 3 years. Their R-32 refrigerants are top quality and always arrive when promised. Highly recommend!"

DT

David Thompson

HVAC Business Owner, California

"The EPA certification documentation is always complete and accurate. Makes compliance reporting so much easier for our company."

LW

Lisa Wang

Facility Manager, New York

"Competitive pricing and bulk discounts help our bottom line. The 24/7 customer support is a game-changer for emergency jobs."

JC

James Chen

HVAC Service Manager, Illinois

"Their R-134a refrigerant quality is consistently excellent. Never had a single issue with purity or contamination in 2 years of orders."

AM

Anna Martinez

Industrial HVAC Specialist, Arizona

"The delivery tracking system is fantastic. Always know exactly when our refrigerant orders will arrive. Professional service all around."

RB

Robert Brown

HVAC Contractor, Georgia

"Switched to Colsure last year and couldn't be happier. Their technical knowledge and product selection is unmatched in the industry."

KP

Kevin Park

HVAC Systems Designer, Washington

Newsletter Signup Section