Hands down — without a doubt, one of the most universally searched topics on EC&M’s website from a historical perspective is “insulation resistance testing.” As a result, some of our most popular ...

In this episode of “EC&M Tech Talk, ” Randy Barnett, an electrical instructor, trainer, inspector, journeyman electrician, and safety expert, walks viewers through the wide world of insulation ...

Testing insulation is an important way to qualify a new installation. Testing also protects and prolongs the life of electrical systems and motors. Over the years, electrical systems are exposed to ...

Most people have no idea if their attic insulation is doing much or just… existing. You feel drafts, certain rooms run cold, ...