How-To & Tips · 5 min read

DIY Kitchen Plumbing in Northglenn: What You Can Tackle (and When to Call Us)

Got a kitchen plumbing project on your mind? Here's the real deal: what you can probably tackle yourself, and when it's just plain smarter to call a Northglenn pro.

← Back to Blog Completed kitchen plumbing work at a residential property in Northglenn, CO

So, you're standing there, staring at your kitchen sink. Maybe there's a drip under there, or you're just dreaming of finally getting a new garbage disposal. Kitchen plumbing can look pretty scary, I get it. But honestly, a lot of it is fairly simple if you just know what you're doing. I've seen plenty of folks right here in Northglenn successfully tackle smaller jobs. And, well, I've also seen where they've gotten themselves into a bit of a pickle. Let's chat about what you can realistically handle and when it's definitely time to call in someone like Northglenn Drain Service.

Before You Start: Planning and Prep

Before you even think about grabbing a wrench, you need a plan. Seriously, a little bit of prep work now will save you a ton of headaches later. First things first, get to know your plumbing system. Is it PEX, copper, or PVC under your sink? Most newer homes around places like Webster Lake or Fox Run will probably have PEX or PVC. Those are generally much easier for DIYers to work with than those old copper lines.

Here’s what you absolutely, positively need to do before you loosen a single nut:

  • Turn off the water. This sounds like a no-brainer, but you'd be surprised how often people forget. Find the shut-off valves under your sink for both the hot and cold water. If those aren't working, or if you're replacing the whole sink, you'll have to turn off the main water supply to your house. Make sure you know where that main shut-off is *before* you start messing with anything.
  • Clear out the cabinet. You need room to move, right? Take everything out from under the sink.
  • Gather your tools. You'll probably need a basin wrench, a pipe wrench, an adjustable wrench, plumber's putty, thread seal tape (that's Teflon tape), a bucket for any drips, and maybe a headlamp or flashlight.
  • Understand the parts. Look up diagrams online for whatever you're trying to fix or install. You should know the difference between a P-trap, a supply line, and a drain assembly.

DIY-Friendly Kitchen Plumbing Projects

Alright, so what can you actually do yourself without risking a flood or having to make an emergency call to a plumber?

Replacing a Leaky P-Trap or Drain Assembly

This is probably the most common kitchen plumbing fix homeowners try. The P-trap is that U-shaped pipe under your sink; it holds a little bit of water to block sewer gases. If it's leaking, or if the drain assembly connected to your sink basket is all corroded, you can usually replace it yourself. Most P-traps are PVC and connect with slip nuts, which makes them pretty simple to swap out. Just be sure to get the right size and use new washers. Oh, and don't overtighten those slip nuts, or you'll crack the plastic.

Installing a New Garbage Disposal

This is another project many homeowners can handle. If you're just replacing an old disposal, it's even simpler because the plumbing and electrical are already there. You'll need to disconnect the old one, mount the new one to the sink flange, connect the drain lines, and then wire it up. Remember to turn off the power at the breaker box before you touch any wiring. And don't forget to knock out that dishwasher drain plug if you have a dishwasher hooked up!

Replacing Supply Lines

You know those braided hoses that connect your faucet to the shut-off valves? They can wear out and start leaking. Swapping them out usually means just unscrewing the old ones and screwing on the new ones. Make sure you get the right length and type—it's usually 3/8-inch compression on one end and 1/2-inch FIP on the other for the faucet connection. Use thread seal tape on the threaded connections, too.

When to Call a Pro (That's Us!)

Knowing your limits is super important. Trying to save a few bucks can quickly turn into a much more expensive repair if you mess something up. Here’s when you should definitely pick up the phone and call a professional plumber:

  • You're dealing with main water lines or drain lines. If the issue isn't directly under your sink, or if it involves the main drain going out to the street, please, leave it to us. Messing with these can cause huge water damage or sewer backups.
  • You have old, corroded, or galvanized pipes. If your Northglenn home is older—especially some of those classic brick ranches near 104th—you might have galvanized steel pipes. These are a total nightmare to work with. They're often corroded, and trying to loosen one connection can easily cause others to break.
  • Any electrical work beyond simple plug-in appliances. While a garbage disposal often involves direct wiring, if you're not comfortable with electrical connections, don't risk it.
  • Persistent leaks after your DIY attempt. If you've tried to fix a leak and it's still dripping, or worse, gushing, stop what you're doing and call us. You might have cross-threaded something or used the wrong part.
  • Low water pressure or no water at all. This usually points to a bigger issue than something you can fix under the sink.
  • You're installing a new sink or moving plumbing. If you're relocating a sink or adding a new one where there wasn't plumbing before, that's a job for a licensed plumber. It means cutting into walls, running new lines, and making sure everything meets code.
  • You don't have the right tools or aren't confident. Seriously, if you're feeling overwhelmed or just don't have the right tools, it's always better to call. We've got specialized tools and the experience to get it done right, quickly, and without making a huge mess.

Look, I'm all for homeowners tackling projects they can handle. It saves you money and, let's be honest, gives you a real sense of accomplishment. But for anything beyond the basic swaps, or if you hit a snag you just can't figure out, don't hesitate to call Northglenn Drain Service. We're here to help you keep your kitchen plumbing running smoothly, whether it's a quick fix or a major overhaul.

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