Blog

Kristof Irwin of Positive Energy recently hosted our friend Lucas Johnson of 475 Building Supply on his podcast for a fascinating discussion around sustainable building. The specific topic is the...

Figuring out your home insulation options can be confusing. There are a lot of variables to consider. In this post, we’ll explain the basics of a common type of insulation...

There is an argument that the ultimate in sustainability is to ‘use what you have’. This certainly applies to the homes we live in. Home restoration as opposed to replacement...

There are many unique qualities of the wool fiber that make it a high-performing insulation – moisture management, air filtration, sound absorption, fire resistance. One aspect that can be difficult...

A Noise Reduction Coefficient (NRC) is a rating for how much sound a material absorbs. The higher the rating, the better the sound absorption. So a material with an NRC...

As we’ve written before , we think foam insulation has NO place in a home. It is a toxic, high embodied carbon shortcut to insulating properly. And yet the building...

At the avant-garde of building science there is an increasingly lively debate around the correct wall assembly to manage vapor diffusion. The conversation, though dense and complex is important becaus...

In this week’s podcast, we check in with Christine, a homeowner, mother of two and a repeat purchaser of Havelock Wool. Her compelling perspective reinforces our mission here at Havelock....

You’ve probably never installed home batt insulation and frankly probably hope life will stay that way. To make matters worse, just google “ installing batt insulation ” and you’ll be...

Do the slightest amount of research and you will quickly find the cost of insulation varies greatly. Purchasing power and materials both play a role. Professional installers buy for less...

This week we sat down with our friend Cameron Reith, founder of Greenhome Solutions , a green building product supplier in Seattle. We had a great discussion on how consumers...

Misaligned Interests This week we’d like to give our perspective on the insulation installation industry. After six years of working closely with these companies, we’ve learned a ton, met some...