Apollo 31-600 Brass Boiler Drain Valve – 1-1/2" Stem – FNPT
- ✔ In Stock — Ships Same Day or Next Business Day
- ✔ Trusted by contractors and industrial buyers
- ✔ Bulk pricing available — Request a Quote
Contact us for contractor pricing or large quantity discounts →
Couldn't load pickup availability
✔ Made in USA – BABA & Buy American Act Compliant
✔ Contractor-Grade Brass – Built for Daily Use
✔ Trusted by Plumbers and Mechanical Contractors
High Demand Item – Frequently Reordered by Contractors
Apollo 31 Series brass boiler drain valve designed for boiler systems, heating equipment, and plumbing drain applications. Made in USA and compliant with the Build America Buy America Act and Buy American Act.
Brass body construction with FNPT connections for direct installation onto boiler tappings and heating system drain ports. Reliable shutoff for system maintenance and seasonal drainage.
Applications
- Boiler drain and blowdown ports
- Hot water heating systems
- Hydronic piping system drains
- Commercial and residential plumbing drain points
- Mechanical room equipment drain applications
Key Features
- Material: Brass body
- Connection: FNPT both ends
- Stem Length: 1-1/2"
- Made in USA
- BABA & Buy American Act compliant
Specifications
| Attribute | Value |
|---|---|
| SKU | 3160613 |
| Material | Brass |
| Connection Type | FNPT |
| Stem Length | 1-1/2" |
| Certifications | Made in USA, BABA, Buy American Act |
| UPC | 670750559426 |
Frequently Asked Questions
Is this valve made in the USA?
Yes. Apollo 31 Series drain valves are manufactured in the USA and are compliant with the Build America Buy America Act and Buy American Act.
What type of connection does this valve use?
Female NPT (FNPT) threads on both ends for direct connection to standard pipe fittings and boiler tappings.
What is this valve used for?
Primarily used as a boiler drain and blowdown valve on hot water heating systems, hydronic systems, and plumbing drain ports.
Why Contractors Choose This Product
- Made in USA — meets Buy American and BABA requirements for government and commercial projects
- Brass body holds up to daily use in mechanical rooms and boiler rooms
- FNPT connections install quickly with no adapters needed
- Compact design fits tight boiler tapping locations
- Stocked for same-day or next-business-day shipping
✔ Fast Shipping from Multiple U.S. Warehouses
✔ Made in USA – BABA Compliant
✔ Built for Contractors, Not DIY
Buying in volume? Contact us for contractor pricing or bulk discounts.