Technical Blog
A veteran contractor argues that the single biggest mistake in residential projects is neglecting the intersection of air sealing, vapor barriers, and proper fixture installation. Drawing from a decade of costly errors—from a $3,200 spray foam disaster to a mysterious shower leak—this article explains why you can't treat building materials and plumbing fixtures as separate domains. [...]
Technical Blog
A quality manager shares a costly lesson learned from using the wrong product to patch a wall during a spray foam insulation installation, explaining the importance of proper specs for rigid insulation. [...]
Technical Blog
A side-by-side comparison of Johns Manville and Owens Corning insulation products from the perspective of an office administrator who has purchased and managed both for a mid-sized company. Covers pricing, availability, product quality, and hidden costs. [...]
Technical Blog
An office administrator's real-world take on balancing the visible (kitchen cabinets, shower heads) with the invisible but crucial (insulation, vapor barriers) during a home renovation. [...]
Technical Blog
A side-by-side comparison of Owens Corning and Johns Manville insulation based on real-world installation experience, not just spec sheets. Includes performance data, cost considerations, and specific recommendations for contractors. [...]
Technical Blog
A procurement and project management professional shares hard-won lessons from specifying and ordering Johns Manville TPO roofing systems. This actionable checklist covers gloss finishes, fastener compatibility, and contract review to prevent costly mistakes on your next project. [...]
Technical Blog
A personal account of ordering Johns Manville fiberglass insulation, the costly mistake of assuming historical asbestos issues meant modern safety, and the checklist I now live by. [...]
Technical Blog
A practical, first-hand account from a construction supply order manager on a common, costly mistake with Johns Manville's attic protector and how to avoid it. [...]
Technical Blog
A quality control perspective comparing Johns Manville and Owens Corning insulation, focusing on submittal accuracy, product consistency, and brand perception for contractors and specifiers. [...]
Technical Blog
A no-nonsense FAQ from a seasoned procurement manager on the true cost of Johns Manville R13 insulation, covering TCO, hidden fees, and practical buying advice for contractors and builders. [...]