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From stuffing small gaps to finishing a build, these products bring wool’s natural performance to a wide range of use cases. Whether you need a custom solution or an added layer of comfort, these tools support smarter, cleaner insulation.
Like all of our insulation, these products are safe to handle and free from added toxins. They are designed for ease of use and built to support healthier, high-performing spaces of every size.
HAVELOCK
Looking beyond traditional insulation? See how wool stacks up against fiberglass, foam, and other materials across health, safety, and performance.
| Air Filtration |
Moisture Management |
Insulation Performance |
Sound Absorption |
Sustainability | Easy Installation |
|
|---|---|---|---|---|---|---|
|
★★★★★ | ★★★★★ | ★★★★★ | ★★★★★ | ★★★★★ | ★★★★★ |
| Fiberglass | ★ | ★ | ★ | ★★ | ★ | ★ |
| Mineral Wool | ★ | ★★★ | ★★ | ★★ | ★ | ★★ |
| Foam | ★ | ★ | ★★★ | ★★ | ★ | ★ |
| Thinsulate | ★ | ★★ | ★★★ | ★★★ | ★ | ★★★ |
Wool insulation is made from 100 percent natural sheep wool that is washed, carded, and formed into high-performance formats without added synthetic chemicals.
Wool binds and neutralizes airborne chemicals like formaldehyde, VOCs, and NOx, helping to create cleaner, healthier indoor environments.
Yes. Wool is naturally safe to handle with no protective gear needed. It will not irritate skin or lungs and contains no harmful additives.
Wool naturally absorbs and releases moisture without losing performance. It resists mold growth and helps regulate humidity in enclosed spaces.
Wool maintains its loft, structure, and thermal properties for decades. It does not break down, slump, or settle like many synthetic materials.
Yes. Wool performs in all seasons by slowing heat transfer and managing temperature swings, keeping spaces more stable and comfortable year-round.
It worked fine for walks. We didn’t use it in the attic, just spaced the bags evenly, cut open, let expand and then pulled bags out
| Easy to Install |
Rated 5 out of 5
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Excellent
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It’s very convenient. Be sure you are ready to install as you can use the blower for a set amount of time. Havelock is generous with their lending program and return policy but there are limits.
| Easy to Install |
Rated 3 out of 5
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Excellent
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Blower worked great and was easy to use.
| Easy to Install |
Rated 5 out of 5
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Excellent
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Super easy, the right price, and convenient returns! Thank you, Josh at Havelock!
| Easy to Install |
Rated 5 out of 5
Poor
Excellent
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Came packaged with my insulation and was easy to set up and use. Easy return process, just messaged havelock and they sent me a return label.
| Easy to Install |
Rated 5 out of 5
Poor
Excellent
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