D20−Plumbing

Category Archives: D20−Plumbing

New Construction vs. Renovation: How the commercial plumbing choices differ

Photo courtesy Sloan

Whether a developer is constructing a new facility, or an owner wants to update an existing building, plumbing choices come into play. Yet, the plumbing decisions for new construction versus renovation can be different based on priorities, objectives, and practicalities. This piece looks at the selection process of faucets, sinks, and fixtures.

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Introducing Siphonic Roof Drainage: Common in Europe, now gaining traction stateside

All images courtesy Zurn Industries

Siphonic roof drainage differs from conventional gravity drainage in what is called ‘full-bore flow.’ Unlike conventional drainage, a fully engineered siphonic roof drain system prevents air from entering, allowing the pipes to be completely full of water. Assemblies feature an air baffle to prevent air from entering the piping system at full flow and protects against debris. First developed in Finland in 1968, siphonic roof drainage systems account for one-fifth of commercial projects in Europe.

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Maintaining Montana’s Mechanical Insulation: Energy appraisal of commercial buildings

All images courtesy National Insulation Association

Used for pipes and process equipment, the potential of mechanical insulation to play a significant role in reducing energy intensity is immense, but it is often specified incorrectly or, more frequently, not adequately maintained. A mechanical insulation energy appraisal was conducted on 25 facilities surrounding Helena, Montana to determine energy-, cost-, and emission-reduction opportunities available through repair, replacement, and maintenance of systems.

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