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Product Specifications:
| Item | Union |
| Compatible Pipe Size | 3/4" |
| Compatible With Grainger Part Number | 32Un12 |
| Compatible With Manufacturer Model Number | Astro 220Ssu, Astro 225Ssu |
| Compatible With Pump Type | In Line Circulating Pumps |
| Compatible With Series | ASTROS Series |
| Compatible With Series Family | Astro 220Ssu, Astro 225Ssu |
| Fits Brand | Armstrong |
| For Pipe Size | 3/4" |
| For Use With Grainger Part No. | 32UN12 |
| For Use With Mfr. Part No. | ASTRO 220SSU, ASTRO 225SSU |
| For Use With Potable Systems | Yes |
| Gasket Material | EPDM |
| Includes | Flange Gaskets |
| Pump Type | In-Line Circulating Pump |
| Union Material | Bronze |
| Union To Pipe Connection Type | FNPT |
| Union To Pump Connection Size | 1 1/4" |
| Union To Pump Connection Type | FNPT |
Shipping Info:
| Ship weight (kg) | 0.26 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 2.54 |
| Ship width (cm) | 2.54 |
Product Variants
| Product | Model | For Pipe Size | Union To Pipe Connection Type | Union To Pump Connection Size | Compatible Pipe Size | Pump Type | For Use With Potable Systems | Union Material | Union To Pump Connection Type | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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810120-222 | 3/4" | No Union Required | 1 1/4" | 3/4" | In-Line Circulating Pump | Yes | Bronze | FNPT | €92.10 | |
![]() |
810120-220 | 1/2" | No Union Required | 1 1/4" | - | In-Line Circulating Pump | Yes | Bronze | FNPT | €92.10 | |
![]() |
810120-223 | - | - | - | - | In-Line Circulating Pump | - | - | - | €160.88 | |
![]() |
110-556 | 1/2" | Sweat | 1/2" | 1/2" | In-Line Circulating Pump | Yes | Bronze | FNPT | €158.03 | |
![]() |
110-557 | 3/4" | Sweat | 3/4" | 3/4" | In-Line Circulating Pump | Yes | Bronze | FNPT | €158.01 | |
![]() |
110-559 | 3/4" | Sweat | 3/4" | 3/4" | In-Line Circulating Pump | Yes | Bronze | FNPT | €158.11 |
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ARMSTRONG WORLD INDUSTRIES 810120-224 Union Set
€105.67 /unit



