DIY HRV Installation Guide: Tools, Ducting, and Setup

By Graham Mann | Published: 1/26/2026

Step-by-step DIY HRV/ERV installation and maintenance guide covering tools, ducting, vent placement, balancing, ERV vs HRV, integration, and budget options.

DIY HRV Installation Guide: Tools, Ducting, and Setup Tightly sealed homes are great for energy savings but can trap moisture, allergens, and pollutants. A Heat Recovery Ventilator (HRV) or Energy Recovery Ventilator (ERV) solves this by exchanging stale indoor air with fresh outdoor air while conserving energy. Here's what you'll learn: - Installation Basics: Tools, ducting, and setup for a DIY HRV system. - Vent Placement: Where to position intake and exhaust vents for optimal airflow. - Maintenance Tips: How to clean filters, manage condensation, and balance airflow. - Common Mistakes: Avoid imbalanced airflow, poor duct sealing, and inaccessible units. - Budget Options: Affordable systems under $1,000 and DIY kits for small homes. Whether you're retrofitting or building new, this guide covers everything from planning to maintaining your system. You’ll also discover how to integrate ventilation with mini-split heating systems and whether to run your HRV year-round. Let’s get started...

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