




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 Trane GLS0129 is a sight glass indicator intended for HVAC systems. It allows technicians to observe refrigerant flow visually. The unit features a seven-eighths inch sweat connection, providing a clear view necessary for identifying bubbles or leaks that could lower system performance.
The product is essential for any HVAC professional looking to maintain system efficiency and reliability.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
Add install kit to cart
—
Thanks for subscribing!
This email has been registered!


