---
title: BFM® Breathable Connectors LM3 & LM4 - Low & High Temp Solutions
description: Breathable flexible connectors that can handle a wide range of temperatures, BFM® LM3 & LM4 offer an excellent solution for manufacturers needing airflow.
---

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# [BFM® Breathable Connectors LM3 & LM4 - Low & High Temp Solutions](https://www.bfmfitting.com/blog/bfm-breathable-connectors-lm3-lm4-low-high-temp-solutions)

 Written by [Matthew Bailey](https://www.bfmfitting.com/blog/author/matthew-bailey) | Aug 27, 2024 1:00:41 AM

Used widely in food processing operations, our LM3 and LM4 breathable flexible connectors are the perfect option for low or higher-temperature operations. 

They can handle a wider temperature range than polyurethanes and will help keep your plant clean and safe, whilst still allowing some air into your process.   Each offers different benefits depending on the amount of airflow you need and the temperature you're operating at.

Watch our Technical Expert Matthew Bailey explain the differences between the two in this short product overview:

 

 

For more information on each product, visit the [LM3](https://www.bfmfitting.com/products/lm3-connector) or [LM4](https://www.bfmfitting.com/products/lm4-connector) product pages.

[View full post](https://www.bfmfitting.com/blog/bfm-breathable-connectors-lm3-lm4-low-high-temp-solutions)

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