# Panel Filter, 3-Ply, 20x325-49, MERV8

**Manufacturer:** Koch  
**MPN:** `133-2025-19`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Koch |
| Manufacturer name | Koch |
| Manufacturer | Koch |
| DimensionUnit | inch |
| Extra Product Name | Panel Filter, 3-Ply, 20x325-49, MERV8 |
| UnitOfMeasure | EA |
| Weight | 19 |
| WeightUnit | lbs |
| cali_prop65_orglabel | False |
| cali_prop65_whtlabel | False |
| countryOfOrigin | US |
| extendedLead | 19 |
| height | 26.5 |
| length | 25.25 |
| moq | 1 |
| MPN | 133-2025-19 |
| multiple | 1 |
| qtyInStock | 0 |
| SKU | G1523510 |
| tierMinQty1 | 1 |
| tierPrice1 | 138.34 |
| url | https://www.zoro.com/koch-panel-filter-3-ply-20x325-49-merv8-133-2025-19/i/G1523510/ |
| width | 20.25 |
| Item | Internally Supported Panel Filter |
| Air Flow @ 300 fpm | 1050 cfm |
| Media Material | Synthetic, Durable Steel Internal Support Wire |
| Nominal Filter Size | 20x325 |
| Nominal Height | 20" |
| Nominal Width | 325" |
| Performance Rating (MERV) | 8 |
| Actual Filter Size | 19-1/2x24-1/2 |
| Actual Height | 19-1/2" |
| Actual Width | 24-1/2" |
| Filter Efficiency - Air Filters | 88.79% |
| Max Velocity | 400 fpm |
| Initial Resistance @ 300 fpm | 0.19" WC |
| Standards | ASHRAE Test Standard 52.2-2012 |
| Country of Origin (subject to change) | United States |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G1523510 | 138.34 | 1 | None | 1 |

---
Structured data: `/python/html6/product/500/165000000/165026500/part_--133202519---Koch--c30596bf3c.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp