What type of insulation is recommended for hydronic piping?

Foam pipe insulation is particularly recommended for hydronic piping due to its effective thermal performance and moisture resistance. This type of insulation has a closed-cell structure that significantly reduces heat loss and prevents condensation, which is crucial in hydronic systems where the pipes often carry water at various temperatures.

Using foam insulation also allows for easier installation, as it typically comes in pre-slit sections that fit snugly around pipes. This makes it ideal for applications in both residential and commercial settings where minimizing energy loss and maintaining efficient heating or cooling cycles are essential. Additionally, foam insulation is lightweight and can be applied over a diverse range of pipe sizes and materials, enhancing its versatility in hydronic installations.

In contrast, fiberglass insulation may not be as effective in preventing moisture accumulation around the pipes, while reflective insulation is primarily beneficial in situations where radiant heat transfer is a concern rather than direct contact applications like hydronic piping. Mineral wool, while fire-resistant and sound-absorbing, can be less effective in terms of thermal insulation for pipes compared to foam options, especially in environments with fluctuating temperatures.