

Ships same day if ordered by 12 pm
Manufacturer pricing rules prevent us from advertising our discount — no account or email required to see it.
Secure Payments
Easy Returns
Expert Advice
Fast Shipping
The Robertshaw RSG-3S sight glass is designed for use in refrigerating systems. It is installed after the filter drier in the liquid line. This component helps to observe the refrigerant properties and monitor moisture levels.
This sight glass provides clear visibility and leak-free performance, making it essential for HVAC professionals.
Thanks for subscribing!
This email has been registered!