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									Pipe Repair &amp; Replacement - Plumbing Talks Forum				            </title>
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							                    <item>
                        <title>Dampness shows up only when a fixture drains</title>
                        <link>https://www.plumbingtalks.com/community/pipe-repair-replacement/dampness-shows-up-only-when-a-fixture-drains/</link>
                        <pubDate>Thu, 29 Oct 2026 04:31:25 +0000</pubDate>
                        <description><![CDATA[What observations help distinguish a leaking drain joint from a pressurized supply leak when dampness appears only during fixture use? Does it matter whether the dampness starts while water ...]]></description>
                        <content:encoded><![CDATA[What observations help distinguish a leaking drain joint from a pressurized supply leak when dampness appears only during fixture use? Does it matter whether the dampness starts while water is running, as opposed to after it begins draining?

I’m also curious how much you can tell from the location. If moisture appears at a visible drain joint, that seems different from dampness showing up below a concealed pipe route, but neither spot necessarily identifies where the leak starts. What checks are safe to make without opening a wall or putting pressure on a pipe, and when is it better to stop using the fixture and call a plumber?]]></content:encoded>
						                            <category domain="https://www.plumbingtalks.com/community/pipe-repair-replacement/">Pipe Repair &amp; Replacement</category>                        <dc:creator>thomasf72</dc:creator>
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				                    <item>
                        <title>Pressure spikes that line up with water-heater recovery</title>
                        <link>https://www.plumbingtalks.com/community/pipe-repair-replacement/pressure-spikes-that-line-up-with-water-heater-recovery/</link>
                        <pubDate>Tue, 27 Oct 2026 09:46:21 +0000</pubDate>
                        <description><![CDATA[Pressure spikes or an occasional discharge from a water heater’s relief valve seem like they could be related to thermal expansion, but I’m not sure what would distinguish that from a faulty...]]></description>
                        <content:encoded><![CDATA[Pressure spikes or an occasional discharge from a water heater’s relief valve seem like they could be related to thermal expansion, but I’m not sure what would distinguish that from a faulty valve or another pressure problem.

Does the timing help? If pressure rises mainly while the heater is recovering, would that point toward expansion in a closed system, while pressure changes when the heater is idle suggest looking more broadly? What’s a reliable way for a plumber to establish whether a pressure-reducing valve or check valve is making the system closed, and to verify that an expansion tank is properly sized and charged before recommending parts?]]></content:encoded>
						                            <category domain="https://www.plumbingtalks.com/community/pipe-repair-replacement/">Pipe Repair &amp; Replacement</category>                        <dc:creator>space_drake</dc:creator>
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				                    <item>
                        <title>When a leak clamp turns into a repeat repair</title>
                        <link>https://www.plumbingtalks.com/community/pipe-repair-replacement/when-a-leak-clamp-turns-into-a-repeat-repair/</link>
                        <pubDate>Sun, 25 Oct 2026 19:22:23 +0000</pubDate>
                        <description><![CDATA[A clamp can be a sensible way to stop an active leak, but I wouldn’t treat the lower immediate cost as the whole decision if the pipe around the failure is deteriorated too.

What pipe mater...]]></description>
                        <content:encoded><![CDATA[A clamp can be a sensible way to stop an active leak, but I wouldn’t treat the lower immediate cost as the whole decision if the pipe around the failure is deteriorated too.

What pipe materials and conditions do you consider suitable for a clamp, and what tells you the damage is isolated rather than part of a longer stretch that needs replacing? I’m also curious how you weigh access and disruption now against the chance of paying for another visit and more labor later. A clamp that buys useful time may be a good call in one situation, but a poor long-term repair in another.]]></content:encoded>
						                            <category domain="https://www.plumbingtalks.com/community/pipe-repair-replacement/">Pipe Repair &amp; Replacement</category>                        <dc:creator>Brightmaker9010</dc:creator>
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				                    <item>
                        <title>What makes a hidden pipe leak repair estimate comparable?</title>
                        <link>https://www.plumbingtalks.com/community/pipe-repair-replacement/what-makes-a-hidden-pipe-leak-repair-estimate-comparable/</link>
                        <pubDate>Sat, 24 Oct 2026 04:30:27 +0000</pubDate>
                        <description><![CDATA[When a pipe is leaking inside a finished wall, how much of the estimate is usually for finding and reaching the leak, versus repairing the pipe and restoring the wall?

What diagnostic metho...]]></description>
                        <content:encoded><![CDATA[When a pipe is leaking inside a finished wall, how much of the estimate is usually for finding and reaching the leak, versus repairing the pipe and restoring the wall?

What diagnostic method and access point should the estimate name? I’d also want plumbing work and wall repair shown separately, with any assumptions about patching or finish work made clear. Once the pipe is exposed, what findings commonly change the scope enough to affect the budget?]]></content:encoded>
						                            <category domain="https://www.plumbingtalks.com/community/pipe-repair-replacement/">Pipe Repair &amp; Replacement</category>                        <dc:creator>Seasonedadvisor5872</dc:creator>
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                        <title>Pinhole leak beside a copper solder joint</title>
                        <link>https://www.plumbingtalks.com/community/pipe-repair-replacement/pinhole-leak-beside-a-copper-solder-joint/</link>
                        <pubDate>Thu, 22 Oct 2026 03:26:49 +0000</pubDate>
                        <description><![CDATA[A pinhole close to a soldered fitting doesn’t necessarily mean the joint itself is failing. What details help distinguish a leak in the fitting or solder area from corrosion in the straight ...]]></description>
                        <content:encoded><![CDATA[A pinhole close to a soldered fitting doesn’t necessarily mean the joint itself is failing. What details help distinguish a leak in the fitting or solder area from corrosion in the straight copper pipe nearby?

Would visible green or white deposits, or other pinholes along the same run, change how you’d assess it? I’m also curious what inspection of the surrounding pipe can show whether a spot repair is likely to address the problem or just the first leak found.]]></content:encoded>
						                            <category domain="https://www.plumbingtalks.com/community/pipe-repair-replacement/">Pipe Repair &amp; Replacement</category>                        <dc:creator>emilyp39</dc:creator>
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				                    <item>
                        <title>When does a galvanized pipe repair need to go beyond the leak?</title>
                        <link>https://www.plumbingtalks.com/community/pipe-repair-replacement/when-does-a-galvanized-pipe-repair-need-to-go-beyond-the-leak/</link>
                        <pubDate>Tue, 20 Oct 2026 12:22:43 +0000</pubDate>
                        <description><![CDATA[A corroded spot can be the obvious reason to open a wall, but it doesn’t show how much usable pipe is left elsewhere. How do plumbers judge whether replacing just that section is reasonable,...]]></description>
                        <content:encoded><![CDATA[A corroded spot can be the obvious reason to open a wall, but it doesn’t show how much usable pipe is left elsewhere. How do plumbers judge whether replacing just that section is reasonable, or whether the wider system is likely to need more work soon?

I’d be interested in what findings actually change the recommendation: reduced flow at several fixtures, repeated leaks in different places, or visible corrosion beyond the repair area, for example. And when new pipe joins older galvanized, how do you assess and handle that transition so the repair doesn’t just move the weak point a short distance down the line?]]></content:encoded>
						                            <category domain="https://www.plumbingtalks.com/community/pipe-repair-replacement/">Pipe Repair &amp; Replacement</category>                        <dc:creator>chef71</dc:creator>
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				                    <item>
                        <title>Dampness near a pipe route comes and goes</title>
                        <link>https://www.plumbingtalks.com/community/pipe-repair-replacement/dampness-near-a-pipe-route-comes-and-goes/</link>
                        <pubDate>Sat, 17 Oct 2026 23:18:00 +0000</pubDate>
                        <description><![CDATA[Intermittent dampness near where a pipe runs through a wall can be hard to interpret. What observations help distinguish a concealed plumbing leak from condensation on a cold pipe, without t...]]></description>
                        <content:encoded><![CDATA[Intermittent dampness near where a pipe runs through a wall can be hard to interpret. What observations help distinguish a concealed plumbing leak from condensation on a cold pipe, without treating the damp patch alone as proof of either?

Would it be useful to note whether the dampness changes after plumbing use, or with humid weather, and whether it’s directly on an exposed cold pipe versus on the wall along the pipe route? Which signs, such as staining or softening material, would make it sensible to arrange a prompt leak investigation rather than monitor the area or address condensation?]]></content:encoded>
						                            <category domain="https://www.plumbingtalks.com/community/pipe-repair-replacement/">Pipe Repair &amp; Replacement</category>                        <dc:creator>crobinson65</dc:creator>
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				                    <item>
                        <title>Compression fitting or solder for a tight copper pipe joint?</title>
                        <link>https://www.plumbingtalks.com/community/pipe-repair-replacement/compression-fitting-or-solder-for-a-tight-copper-pipe-joint/</link>
                        <pubDate>Sat, 19 Sep 2026 23:28:52 +0000</pubDate>
                        <description><![CDATA[I’m comparing two ways to repair a leaking joint on an exposed copper water line: a compression fitting or a soldered connection.

The joint is close to a wall and there isn’t much room to w...]]></description>
                        <content:encoded><![CDATA[I’m comparing two ways to repair a leaking joint on an exposed copper water line: a compression fitting or a soldered connection.

The joint is close to a wall and there isn’t much room to work a torch safely. It’s also in a spot where a future leak would be inconvenient, so I’m not looking for a temporary patch. Before choosing, I’m checking:

- The pipe diameter and whether it’s actually copper throughout, rather than mixing a fitting intended for copper with another material.
- Whether the pipe can be fully drained. Residual water could make soldering unreliable.
- Whether nearby wood, insulation, wiring, or finished surfaces make torch heat unsafe.
- The line’s water pressure and whether the fitting will remain accessible for inspection.
- Whether the pipe ends are clean, round, and free of deep corrosion or damage.

A compression fitting seems more practical with limited access because it avoids open flame and can be removed later. My concern is whether it’s the better long-term choice on a pressurized household water line, especially if the joint will be left behind a cabinet or wall.

Soldering seems more permanent when the copper is sound and completely dry, but the fire risk and tight working space may outweigh that advantage. For those who’ve made this choice, would you use compression here, or rearrange the access and solder it? Also, are there locations where you’d consider a compression fitting acceptable only when it remains visible and reachable?]]></content:encoded>
						                            <category domain="https://www.plumbingtalks.com/community/pipe-repair-replacement/">Pipe Repair &amp; Replacement</category>                        <dc:creator>drummer588446</dc:creator>
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				                    <item>
                        <title>When is it time to swap out old pipes?</title>
                        <link>https://www.plumbingtalks.com/community/pipe-repair-replacement/when-is-it-time-to-swap-out-old-pipes/</link>
                        <pubDate>Wed, 24 Sep 2025 17:46:24 +0000</pubDate>
                        <description><![CDATA[Been dealing with some weird water pressure issues and the occasional rusty tint in the tap water. House is from the 70s, so I’m guessing the pipes are original. Is it worth biting the bulle...]]></description>
                        <content:encoded><![CDATA[Been dealing with some weird water pressure issues and the occasional rusty tint in the tap water. House is from the 70s, so I’m guessing the pipes are original. Is it worth biting the bullet and getting them all replaced, or are there ways to just fix the worst parts? Anyone regret doing a full overhaul, or wish they’d done it sooner?]]></content:encoded>
						                            <category domain="https://www.plumbingtalks.com/community/pipe-repair-replacement/">Pipe Repair &amp; Replacement</category>                        <dc:creator>ruby_thinker</dc:creator>
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				                    <item>
                        <title>Finally tackled my noisy pipes and feeling pretty proud</title>
                        <link>https://www.plumbingtalks.com/community/pipe-repair-replacement/finally-tackled-my-noisy-pipes-and-feeling-pretty-proud/</link>
                        <pubDate>Tue, 06 May 2025 16:52:22 +0000</pubDate>
                        <description><![CDATA[Been dealing with those annoying banging noises in my pipes for months now, you know, the kind that wake you up at 2 am and make you think the house is haunted. Anyway, finally decided to st...]]></description>
                        <content:encoded><![CDATA[Been dealing with those annoying banging noises in my pipes for months now, you know, the kind that wake you up at 2 am and make you think the house is haunted. Anyway, finally decided to stop procrastinating and did some research online. Ended up draining the system, tightening a few loose brackets, and adding some foam insulation around the pipes. Honestly didn't expect much, but it's actually quiet now - like, eerily quiet. Curious if anyone else has had a similar small victory lately?]]></content:encoded>
						                            <category domain="https://www.plumbingtalks.com/community/pipe-repair-replacement/">Pipe Repair &amp; Replacement</category>                        <dc:creator>rwoof60</dc:creator>
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