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@safepipingmttrs.bsky.social
Are #plasticpipes bad for water? By several measures, the answer is YES. buff.ly/CK6yl3Z
December 30, 2025 at 12:01 PM
Inspectors find errors with firestop installations that compromise safety, including modified assemblies, wrong sizing, & chemical incompatibilities. #Plasticpipes face more risk since they can melt & burn in structure fires
Firestopping Pipe Penetrations: Materials, Issues & Recommendations – Safe Piping Matters
This report reviews issues related to firestopping assemblies for various plastic piping materials including polyvinyl chloride (PVC), chlorinated polyvinyl chloride (CPVC), polyethylene (PE), &…
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December 23, 2025 at 12:02 PM
FIELD-TESTED TRUTH: Dozens of buried #PVC sewer lines failed when contractors "controlled costs" by spacing supports at 5' instead of 2'. That met code but didn't meet project needs. Here's why...
Plumbing will be an 'ongoing problem' at new billion-dollar airport terminal, official says
An email exchange from 2016 shows that the contractor asked to cut back on plumbing hangers to keep costs down.
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December 18, 2025 at 12:03 PM
Research highlights a key vulnerability of #plasticpipes: viscoelasticity, which reacts to common stresses from installation errors, settling of supports or soil, & temperature variations. Most failures occur at joints.
Viscoelastic Weaknesses of Plastic Pipes – Safe Piping Matters
Engineering studies and forensic reviews show plastic pipe materials have mechanical behaviors very different from metals. These behaviors introduce long-term performance concerns that designers and…
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December 16, 2025 at 12:01 PM
PLASTIC PIPES = PLASTIC PROBLEMS. PVC, PEX, CPVC, & other #plasticpipes sag without support. Are more vulnerable to chemical damage. And only seem affordable until they fail. What should you know about value-engineered plumbing systems? buff.ly/z5qUGEO
December 11, 2025 at 12:01 PM
Sprinkler pipes should outlast the buildings they serve. But #plasticpipes are vulnerable to chemical damage, thermal expansion & failure under load. In crowded plenum spaces, the margin for error shrinks. Design for durability. Specify accordingly.
Report: Sprinkler System Piping – Safe Piping Matters
This research-based report gives an overview of system components, design considerations, and material options for fire-sprinkler systems.
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December 9, 2025 at 12:02 PM
Breaking…7 governors urge EPA to monitor #microplastics in drinking water. Why it matters for AEC: #Plasticpipes can degrade over time, releasing micro- & nanoplastics directly into potable #plumbing systems. Current rules don’t track this contamination. buff.ly/5UFQljA
Seven Governors Call on EPA to Monitor Microplastics in Drinking Water
Last week, Governor Murphy and six other Governors sent a petition to the Environmental Protection Agency (EPA) demanding that the agency include microplastics in the next Unregulated Contaminant…
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December 5, 2025 at 1:30 PM
Combustible #plasticpipes may meet code but they can fail under fire. PEX burns at 430°F. PE at 630°F. PVC at 750°F. CPVC at 900°F. Structure fires can easily exceed 1,100°F. Do the math. buff.ly/vCgl2UG
Research Shows Risks of Plastic Pipes in Fires – Safe Piping Matters
Recent fire testing from the Copper Sustainability Partnership (CuSP) reinforces our findings that combustible plastic plumbing materials pose significant risks in fire conditions.
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December 4, 2025 at 12:02 PM
Breaking…7 governors urge EPA to monitor #microplastics in drinking water. Why it matters for AEC: #Plasticpipes can degrade over time, releasing micro- & nanoplastics directly into potable #plumbing systems. Current rules don’t track this contamination. www.foodandwaterwatch.org/2025/12/01/s...
Seven Governors Call on EPA to Monitor Microplastics in Drinking Water
Last week, Governor Murphy and six other Governors sent a petition to the Environmental Protection Agency (EPA) demanding that the agency include microplastics in the next Unregulated Contaminant…
www.foodandwaterwatch.org
December 3, 2025 at 8:32 PM
Breaking…7 governors urge EPA to monitor #microplastics in drinking water. Why it matters for AEC: #Plasticpipes can degrade over time, releasing micro- & nanoplastics directly into potable #plumbing systems. Current rules don’t track this contamination. www.foodandwaterwatch.org/2025/12/01/s...
Seven Governors Call on EPA to Monitor Microplastics in Drinking Water
Last week, Governor Murphy and six other Governors sent a petition to the Environmental Protection Agency (EPA) demanding that the agency include microplastics in the next Unregulated Contaminant…
www.foodandwaterwatch.org
December 3, 2025 at 8:20 PM
U.S. News reports that #microplastics are everywhere—in water, food, & the air. Another source: aging #plasticpipes that leach particles into #plumbing at homes, schools & offices buff.ly/Szw05ZF
December 2, 2025 at 12:02 PM
PLASTIC PIPES = PLASTIC PROBLEMS. Everyday building materials that can damage #plasticpipes include lubricants, sealants, caulks, & cleaning products, causing costly damage & liability. Does your facilities team know the risks? buff.ly/6f0zn6R
November 25, 2025 at 12:01 PM
Safe Piping Matters offers several AIA-approved, HSW webinars covering safety & performance factors for #plumbing systems. Request a session > buff.ly/sPiq2S7
November 21, 2025 at 12:02 PM
PPN: “The construction & plumbing industries deserve better than cherry-picked data & half-truths” from #plasticpipe companies. We agree. Manufacturers should acknowledge risks posed by products, not spout talking points. buff.ly/fwsOJDU
November 20, 2025 at 12:01 PM
Claims of long service life for PVC pipes depend heavily on ideal conditions rarely found in real life. Studies find stressors like inconsistent installation, unstable support, & temperature variations cause PVC pipes to change shape & regress in strength, increasing risk of failure. buff.ly/jn4PxUd
November 18, 2025 at 12:05 PM
FIELD-TESTED TRUTH: Ignoring chemistry invites failure, as residents of 900+ Miami apartments learned when "common building materials" led to widespread breaks in #CPVC fire-sprinkler systems, causing $50-70 million in losses.
Wind by Neo and Latitude on the River Sue Manufacturer for Faulty Fire Sprinkler Systems
As reported by the Miami Herald, at least two condo towers in the Brickell area have been discovered to have faulty plastic pipes in fire sprinkler systems
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November 17, 2025 at 12:02 PM
Material selection is a design decision with life-safety consequences. In fires, #plasticpipes like CPVC, PEX & PVC can burn & release toxic smoke. Cast iron, copper & steel pipes will not. Our spec guide outlines considerations every architect should know. buff.ly/WG8pT8T
November 15, 2025 at 5:00 PM
Claims that #PVC #plasticpipes have a 100-year service life assume perfect conditions: stable soils, consistent temperature, minimal deflection, & managed stress. Real field installations generate combined stress interactions & reduce lifespan. www.researchgate.net/publication/...
November 14, 2025 at 3:29 PM
Safe Piping Matters offers several AIA-approved, HSW webinars covering safety & performance factors for #plumbing systems. Request a session > buff.ly/GsZZdH8
November 6, 2025 at 12:03 PM
Over time, flexible #PVC #plasticpipes can sag under their own weight or soil settlement, making low points that create “ponds” & trap wastewater. Unlike rigid materials such as cast iron or concrete, flexible PVC doesn’t hold its shape, reducing flow & inviting maintenance issues.
(PDF) Longitudinal Mechanics of Buried Thermoplastic Pipe: Analysis of PVC Pipes of Various Joint Types
PDF | The analysis of longitudinal deformations compared to performance limits of deformation in buried pipes is referred to as longitudinal mechanics.... | Find, read and cite all the research you…
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October 30, 2025 at 11:01 AM
Chemical degradation of #plumbing often goes unnoticed until leaks reveal the damage. Architects & engineers must prioritize chemical compatibility when selecting piping materials for long-term system resilience.
When Plastic Pipes & Chemical Clash: Risks – Safe Piping Matters
Promoted as cost-effective and easy to install, plastic pipes are often used without considering the environments in which they’re installed. Research shows chemical incompatibility poses serious…
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October 28, 2025 at 11:04 AM
PVC pipe makers brag about reliablity but a survey of utilities found over 1/3 FAIL due to problems at INSTALLATION, according to a Utah State study that was funded by a #plasticpipe association. Is #plasticpipe durability a pipe dream? buff.ly/RXxcTS3
October 23, 2025 at 11:04 AM
PLASTIC PIPES = PLASTIC PROBLEMS. Think your drinking water is safe? Depends on the pipe. When exposed to heat or chemicals, PEX & PVC can leach harmful substances into water. NSF/ANSI 61 does not ensure safety. buff.ly/WuQYuRr
October 21, 2025 at 11:03 AM
Meet DINP: a #phthalate that leaches into soil & water, especially when pipes are exposed to heat or stress. Linked to reproductive harm & hormone disruption, DINP has no business near any water system, even those used only for irrigation. Why do some #plasticpipes still use it? buff.ly/A29jBGl
October 16, 2025 at 11:02 AM
"The aging process of #PVC [#pipes] under operating conditions can be a significant source of #microplastics in tap water" per research published by the Intl. Journal of Hygiene & Environmental Health. Health impacts include inflammation & cellular damage
Aging of drinking water transmission pipes during long-term operation as a potential source of nano- and microplastics
Microplastics (MPs) and nanoplastics (NPs) released into drinking water from transmission pipes can pose a potential health risk to consumers. This pa…
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October 14, 2025 at 11:02 AM