We use cookies to provide you with a better experience. By continuing to browse the site you are agreeing to our use of cookies in accordance with our Cookie Policy.

logo
  • Engineers & Specifiers
  • Contractors & Installers
  • Wholesalers & Distributors

Follow Us

Newsletter Signups
Magazine Subscriptions
  • The Wholesaler
  • Plumbing Engineer
  • PHC News
Newsletter Signups
Magazine Subscriptions
  • The Wholesaler
  • Plumbing Engineer
  • PHC News
ASK PHCPPROS AI
  • PRODUCTS
    • Bath & Kitchen
    • Fire Protection
    • HVAC
    • Hydronics/Radiant
    • Plumbing
    • PVF
    • Tools
  • PROJECTS
    • Commercial
    • Green Building
    • MRO/Retrofit
    • Remodeling
    • Residential
  • BUSINESS
    • Buying Groups
    • Technology
    • Associations
  • CODES & STANDARDS
    • ANSI
    • ASHRAE
    • ASSE
    • Regulations
    • Green Building
    • IAPMO
    • ICC
    • NFPA
  • RESOURCES
    • PROS REPS
    • Media Kit
    • Advertise
    • Contact Us
    • Classifieds
    • Digital Editions
    • Testimonials
    • Subscribe
    • Health & Wellness
    • AHR Expo 2025
  • DIGITAL EDITIONS
ASK PHCPPROS AI
Home » Authors » John Gregory

Articles by John Gregory

PE0125_Gas anesthetic mixer with oxygen, nitrous oxide and air dose controllers.jpg
Collaborative Health Care Design

Addressing Nitrous Oxide as a Greenhouse Gas, Part 1

Given its significant environmental impact, N2O will likely be phased out in health-care settings.
January 6, 2025
John Gregory

The environmental impact of nitrous oxide as a greenhouse gas is emphasized by its long-lasting presence in the atmosphere and significant contribution to global warming.


Read More
iStock-878003766.jpg
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. 


Read More
PE0624_surgical hand disinfection.jpg
Collaborative Health Care Design

Sizing Hospital Campus Domestic Water Needs: A Comprehensive Guide

This is a crucial aspect of infrastructure planning to ensure adequate water supply for various activities and occupants.
June 3, 2024
John Gregory

Properly calculating the water requirements for expansive medical grounds and supporting buildings is vital to the facility’s infrastructure plan. Here, John Gregory uses square footage and employee counts as part of a systematic approach to determine the gallons per day needed. 


Read More
iStock-1419877131.jpg
Collaborative Health Care Design

Island Hopping

When developing a new facility’s oxygen needs, dig in, ask questions and do your research to find the best possible solution.
March 4, 2024
John Gregory

Supplying oxygen to a hospital on a tiny Pacific island takes research and clear communication with the client. John Gregory describes just such a project he was involved with. 


Read More
IAPMO Publishes Manual of Recommended Practice for Medical Gas Resiliency.jpg
Collaborative Health Care Design

IAPMO Medical Gas Resiliency

The manual provides guidance and best practices for the resiliency and reliability of medical gas systems in health-care facilities.
December 4, 2023
John Gregory

IAPMO published its “Manual for Recommended Practice for Medical Gas Resiliency,” a comprehensive report for all health-care facilities. It provides a framework for creating and maintaining resilient and reliable medical gas systems, ensuring patients receive the necessary care, even in challenging circumstances.


Read More
PE0923_doctors washing hands before operation.jpg
Collaborative Health Care Design

Thermostatic Balancing Valves Vs. Flow-Rate Balancing Valves

Understanding the characteristics and operation of these valves allows individuals to ensure optimal performance, comfort and energy efficiency.
September 4, 2023
John Gregory

These valves have different functions in a hot water system; make sure you understand how they work so you can select the appropriate valve for your client’s application.


Read More
PE0723_medical devices.jpg
Collaborative Health Care Design

CSPD and AAMI TIR34 Guidelines

This high-level overview should point you in the right direction to make sound decisions as we bring awareness to the requirements.
July 1, 2023
John Gregory

Technical Information Report 34 is a standard published by the Association for the Advancement of Medical Instrumentation. It details the importance of the sterile processing of medical devices and the effects of poor water quality on these processes. 


Read More
PE0323_PICU.jpg
Collaborative Health Care Design

Zone Valves

Designers will need to determine many decisions on their own until the code can explain concisely where to locate the zone valve box.
March 6, 2023
John Gregory

The codes can be confusing when determining where zone valve boxes should be installed in critical care space, also known as Category 1 space. Read on for some tips on using the code to make those decisions.


Read More
PE0123_hospital bath room.jpg
Collaborative Health Care Design

The Case for Vacuum Waste Systems

The water savings for such systems make them preferable to traditional approaches using gravity.
January 6, 2023
John Gregory

With many western and southwestern states experiencing severe drought, conserving water is more relevant than ever. Read on to discover how to save water in hospitals by changing water closet waste systems.


Read More
pe_gregory.jpg
Collaborative Health Care Design

The Mindful Designer

New tools for the new-age designer and how to use mindful awareness to bring creativity, perspective and curiosity to your designer’s toolbox.
September 5, 2022
John Gregory

A more mindful approach to health-care design can help you gain a new perspective about the client you are working with. 


Read More
Previous 1 2 3 4 Next

Most Popular

  • American Supply Association Launches Industry-Wide Product Data Standard Project to Advance Digital Transformation

  • Charleston Southern Athletics and Goose Creek Heating and Air & Plumbing Celebrate Achievements in Second Year of Student First Initiative

  • Parspec Raises $20 Million Series A to Modernize Construction Supply Chain with AI

  • PHCC Educational Foundation Powers SkillsUSA Plumbing Competition

Featured Video

Augur video

How to Use Flexicore Closet Augers - General Pipe Cleaners

Subscribe & Learn More

  • Tw07 2025 cover
    Subscribe
  • Pe07 2025 cover
    Subscribe
  • Phc07 2025 cover
    Subscribe
  • Digital editions
    Learn More

More from PHCP Pros

  • Editorial Team
  • Home
  • Contact Us
  • About
  • Advertise

Follow Us

© 2025 All Rights Reserved

Design, CMS, Hosting & Web Development | ePublishing