

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 Apollo Valves STN-2.5 is a sampling tube designed for smoke detector applications. This metal sampling tube is thirty inches in length and features a notch for effective sampling. It is suitable for ducts with widths ranging from twelve inches to three feet.
This sampling tube effectively collects samples from smoke detectors, ensuring proper functionality and adherence to safety standards.
Thanks for subscribing!
This email has been registered!