# 4" x 18" L Fiberglass Insulated Pipe Jacket 3" Wall

**Manufacturer:** Unitherm  
**MPN:** `IW1812`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Unitherm |
| Manufacturer name | Unitherm |
| Manufacturer | Unitherm |
| CategoryId | 17008 |
| CategoryIdL1 | 33 |
| CategoryIdL2 | 33 |
| CategoryIdL3 | 4582 |
| CategoryIdL4 | 17008 |
| CategoryL1 | Plumbing |
| CategoryL2 | Pipes, Valves & Fittings |
| CategoryL3 | Pipe & Tubing Insulation |
| CategoryL4 | Pipe Insulation Jackets |
| DimensionUnit | inch |
| GraingerSku | 48ZY12 |
| Extra Product Name | 4" x 18" L Fiberglass Insulated Pipe Jacket 3" Wall |
| UPC | 858163006274 |
| UnitOfMeasure | EA |
| Weight | 2.5 |
| WeightUnit | lbs |
| cali_prop65_orglabel | False |
| cali_prop65_whtlabel | False |
| countryOfOrigin | US |
| extendedLead | 10 |
| extendedQty | -2 |
| height | 6 |
| jsonUrlData | 924526ffbdad25e5923b |
| length | 24 |
| moq | 1 |
| MPN | IW1812 |
| multiple | 1 |
| qtyInStock | 0 |
| qtyInStockOverride | Drop Ship |
| SKU | G4159657 |
| tierMinQty1 | 1 |
| tierPrice1 | 98.32 |
| url | https://www.zoro.com/unitherm-4-x-18-l-fiberglass-insulated-pipe-jacket-3-wall-iw1812/i/G4159657/ |
| width | 18 |
| Width | 12 in |
| Length | 18 in |
| Length (Straight Wireway) | 18 in |
| Item | Insulated Pipe Jacket |
| Thickness | 3 in |
| Insulation Material | Fiberglass, Mineral Wool |
| Jacket Material | Silicone Coated Fiberglass Cloth |
| Fits Max O D | 2 in to 4 in |
| Temp Rating | 900 Degrees F |
| Application | Couplings, Flanges, Straight Sections of Pipe |
| Product Type | Insulated Pipe Jacket |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G4159657 | 98.32 | 1 | None | 1 |
| Grainger | 48ZY12 |  |  | None | 1 |
| AmazonSC | B01HMSKTN0 |  |  | None | 1 |

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Structured data: `/python/html6/product/500/40000000/40230500/part_--IW1812---Unitherm--59f6f46729.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp