We recommend replacing your air filters every three months; a 4-pack provides a full year's supply of natural air filtration.
Love all the New Zealand wool products for home renovation and the new air filters.
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The 20x20 MERV 13 filters (single pack and 4 pack) are currently on backorder. Orders containing this item are expected to ship within 2-3 weeks.
Actual filter sizes may be smaller than published figures per industry norms. MERV ratings are as listed. Replace when dirty or every 3 months.
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| Air Filtration |
Moisture Management |
Insulation Performance |
Sound Absorption |
Sustainability | Easy Installation |
|
|---|---|---|---|---|---|---|
|
|
★★★★★ | ★★★★★ | ★★★★★ | ★★★★★ | ★★★★★ | ★★★★★ |
| Fiberglass | ★ | ★ | ★ | ★★ | ★ | ★ |
| Mineral Wool | ★ | ★★★ | ★★ | ★★ | ★ | ★★ |
| Foam | ★ | ★ | ★★★ | ★★ | ★ | ★ |
| Thinsulate | ★ | ★★ | ★★★ | ★★★ | ★ | ★★★ |
Wool filters offer comparable or superior capture efficiency while maintaining airflow and adding natural moisture handling and VOC capture benefits.
Yes. Wool-based media is compatible with existing filter housings and can often serve as direct replacements with low resistance.
Filter cleaning and reuse depend on design and application. Some media can be refreshed, others are intended for replacement. Always follow manufacturer guidance.
Yes. Wool filter media captures common airborne allergens and particulates, helping improve indoor air quality for sensitive individuals.
Love all the New Zealand wool products for home renovation and the new air filters.