# Peka 20 House Filter - Denitrification Filter

> MAUNAWAI nitrate protection module for Peka 20 whole house filter. Effective nitrate protection for multi-family buildings. Upgrade now.

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[https://www.maunawai.com/gb/en/p/buy/peka-20-home-filter-denitrator-filter](https://www.maunawai.com/gb/en/p/buy/peka-20-home-filter-denitrator-filter)