Pentair Adapter Kit 2-1/2 in. x 2 in. for Quad D.E., Clean & Clear Plus, TR Series, Hi-Flow & FullFloXF Filters & Valves | 274426Z
- In stock, ready to ship
- Backordered: contact us for ETA
- SKU:
- 274426Z
-
Poolaroo Promise
- Fast Shipping — Ships in 1–2 Business Days
- 30-Day Risk-Free Returns — We Pay Return Shipping, No Restocking Fees
- Powered By People Who Care - No Faceless Conglomerate
About This Item
The Pentair Adapter Kit, 2-1/2 in. x 2 in. (274426Z) is the OEM replacement pipe union adapter used across Pentair's Quad D.E., Clean & Clear Plus, and TR Series filters, as well as Hi-Flow and FullFloXF valve assemblies.
IMPORTANT: SOLD AS A COMPLETE KIT
This listing is for the complete 2-1/2 in. x 2 in. adapter union kit, not an individual piece. One kit contains everything needed for a single union connection point on your filter or valve.
This adapter kit forms the union transition where 2-1/2 in. plumbing steps down to 2 in. at the filter or valve port, allowing the connection to be broken for service or replacement without cutting into the surrounding pipe.
Specifications
| Pentair Part Number | 274426Z |
| Part Name | Adapter Kit, 2-1/2 in. x 2 in. |
| Category | Adapter Kits |
| Quantity Included | 1 Kit |
| Size | 2-1/2 in. x 2 in. |
Fits Into
| Brand | Equipment Line | Model / Part Number | Notes |
| Pentair | Quad D.E. | 188592 (Quad D.E. 60) | 2-1/2 in. x 2 in. adapter; must be purchased separately |
| Pentair | Quad D.E. | 188593 (Quad D.E. 80) | 2-1/2 in. x 2 in. adapter; must be purchased separately |
| Pentair | Quad D.E. | 188594 (Quad D.E. 100) | 2-1/2 in. x 2 in. adapter; must be purchased separately |
| Pentair | Quad D.E. | Quad 60 (Quad D.E. Filter 60) | Adapter kit 2-1/2 in. x 2 in. |
| Pentair | Quad D.E. | Quad 80 (Quad D.E. Filter 80) | Adapter kit 2-1/2 in. x 2 in. |
| Pentair | Quad D.E. | Quad 100 (Quad D.E. Filter 100) | Adapter kit 2-1/2 in. x 2 in. |
| Pentair | Hi-Flow | 261050 (2 In. Hi-Flow Valve) | 2 In. Hi-Flow Valves |
| Pentair | Hi-Flow | 261142 (2 In. Hi-Flow Valve) | 2 In. Hi-Flow Valves |
| Pentair | Hi-Flow | 261049 (2 In. Hi-Flow Valve) | 2 In. Hi-Flow Valves |
| Pentair | Clean & Clear Plus | Clean & Clear Plus 240 (240 sq. ft.) | 2-1/2 in. x 2 in. I.D. White |
| Pentair | Clean & Clear Plus | Clean & Clear Plus 320 (320 sq. ft.) | 2-1/2 in. x 2 in. I.D. White |
| Pentair | Clean & Clear Plus | Clean & Clear Plus 420 (420 sq. ft.) | 2-1/2 in. x 2 in. I.D. White |
| Pentair | Clean & Clear Plus | Clean & Clear Plus 520 (520 sq. ft.) | 2-1/2 in. x 2 in. I.D. White |
| Pentair | TR Series | TR100C Sand Filter | — |
| Pentair | TR Series | TR140C Sand Filter | — |
| Pentair | FullFloXF | FULLFLOXF Backwash Valve | Pentair union |
Compatibility is based on Pentair parts documentation and available OEM records. This is not an exhaustive list. For certainty, verify the part number in your equipment's manual or on the original part itself before ordering.
Poolaroo Pro Tip
Hand-tighten the union nut until snug, then add a partial turn with a strap wrench — overtightening can crack the plastic union body or over-compress the internal seal. Because Pentair uses this same 2-1/2 in. x 2 in. union pattern across several filter and valve families, confirm the port size on your specific filter or valve model before ordering to avoid a mismatched fit.
