# Rinnai ScaleCutter 3/4 in. Water Softener Refill Cartridge

**Brand:** [Rinnai](https://shop.coreranger.com/brands/Rinnai)
**SKU:** 103000039
**Price:** $174.62 · in stock
**URL:** https://shop.coreranger.com/product/rinnai-scalecutter-3-4-in-water-softener-refill-cartridge-308666245

## Specifications

| Spec | Value |
|---|---|
| Model # | 103000039 |
| Material | Plastic with Water Scale Media |
| Pack Size | 1 |
| Internet # | 308666245 |
| Returnable | 90-Day |
| Store SKU # | 1004113823 |
| Product Type | Fittings |
| Finish Family | White |
| Product Depth (in.) | 10 in |
| Product Width (in.) | 3 in |
| Product Height (in.) | 3 in |
| Manufacturer Warranty | 1 Year limited warranty |

## Description

Precisely engineered accessories can add even more reliability, convenience and flexibility to Rinnai Tankless Water Heaters. With Rinnai Common Venting, up to 8 tankless water heater units share the same vent system. This allows for significantly fewer wall or roof cuts, less labor, and longer vent lengths than ever possible with single-unit tankless water heater venting.

• Ideal for Sensei SE+ tankless water heaters and M-series boilers
• Allows up to 8 tankless water heaters to share same vent system
• Made from plastic with water scale media for durability