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Home » Topics » Design , How To

Design , How To
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Feature

Troubleshooting New Construction HVAC and Plumbing Projects

The best results occur when we plan our activities with intentionality and do not take shortcuts to a quick fix.
October 2, 2024
Plumbing engineer Justin Bowker says that for new plumbing and HVAC projects, it is crucial to approach problem-solving intentionally: understand design intent and conditions, use data loggers for intermittent issues, and differentiate between system and equipment problems with expert input.


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Feature

Future-Proofing Hospitality Bathrooms

Plumbing material and design considerations for durable, efficient and user-friendly commercial bathrooms.
September 2, 2024

Plumbing material and design considerations for durable, efficient and user-friendly commercial bathrooms help ensure longevity and easy maintenance. 


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Collaborative Health Care Design

Best Practices for Using a Pressure-Sustaining Control Valve

Accurate sizing, material compatibility, proper installation, regular maintenance and performance monitoring will optimize overall system performance.
September 2, 2024
John Gregory

Discover the critical role pressure-sustaining control valves play in maintaining stable pressure levels in water distribution and health-care systems. Learn key considerations and best practices for selecting, installing and maintaining these valves to optimize system performance. 


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Feature

A Guide to DWV Pipe and Joining Methods

Your knowledge and representation of these systems can boost your business and ensure long-lasting peace of mind for plumbers and homeowners.
August 5, 2024

Understanding the intricacies of the drain, waste and vent (DWV) system is fundamental for anyone working in the plumbing industry. 


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Feature

A New Approach to Sizing On-Demand Hot Water Systems

Data-driven engineering helps building owners and managers achieve new levels of safety, efficiency and cost/space savings.
August 5, 2024

Previous sizing practices have routinely overestimated the required capacity of domestic water heating systems, relying on the Modified Hunter’s Curve to determine water systems sizing. Data-driven engineering, however, helps building owners and managers achieve new levels of safety, efficiency and cost/space savings for occupant needs.


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Feature

Domestic Water Sizing: A Case for Decodification

Many plumbing codes still require or strongly recommend sizing domestic water systems with outdated methods.
August 5, 2024
Aaron Bock PE

Oversizing a domestic water system can lead to aging water and stagnation, the two biggest factors in waterborne pathogen growth. Yet modern plumbing codes still require or strongly recommend outdated sizing methods such as Hunter’s Curve, doing our building owners a disservice and putting the public at risk.


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Code Classroom

Emergency Fixtures and Tepid Water

The ANSI/ISEA Z358.1 standard is the only industry guide to determine if suitable facilities are provided by an employer.
August 5, 2024
Ron George

Ron George explains the emergency shower and eyewash standard and OSHA requirements.


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CONTRACTOR STORIES

Getting Technical: Antifreeze in Hydronic Systems

Creating a functional, long-lasting antifreeze system starts in the design phase and relies on diligent maintenance.
July 1, 2024
Tom Soukup
When designing a long-lasting antifreeze system for a customer’s hydronic system, you must consider that propylene glycol has a lower BTU carry capacity and is more viscous, than water. Also, regular maintenance is critical for optimal performance of the antifreeze.


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Feature

Crashing the Legionella Party: Plumbing Design Meets Infection Control

The key to preventing outbreaks of Legionnaires’ Disease is good management of building water systems.
July 1, 2024

More than 40 years after its discovery, it shocks me to say that the number of reported cases of Legionnaires’ Disease in the United States has been rising since 2003. 


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Feature

Pipe-Joining 101: Commercial Plumbing, Heating and Air Systems, Part 2

The pros and cons of threaded, brazed/soldered or compression joints are discussed.
July 1, 2024

The final joint selection for commercial plumbing, heating and air system design is critical to system effectiveness and efficiency; it directly impacts construction, commissioning and maintenance processes. Part 2 continues the pipe-joining discussion with threaded, brazed/soldered or compression joints.


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