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The World's Largest Library of over 850 Bathroom Plumbing Diagrams
Here's What You Get Today:

The Full Library of Over 850 Bathroom Diagrams: Get instant access to every diagram (34 total volumes) right after your order so you can start plumbing like the pros.

BONUS 1: "Main Vent Sizing Made Simple" Confused about sizing your main vent? Not sure between 3-inch, 4-inch, or dual 2-inch vents? Don't worry - we've got you covered. In this bonus training, we break it down into simple math you already know.

BONUS 2: "Essential Guide to Fittings" Plumbing fittings are the building blocks of every drain and vent system. This quick-start video breaks down each fitting you'll be using. Think of it as your visual key to unlocking the plans.

BONUS 3: "The $100 Code Book Secret" WARNING: Bookstores don't want you to know this... But you can legally access the EXACT SAME plumbing code books they charge $100+ for completely FREE. In this quick video, I'll show you the secret website you can access the full IPC and UPC code books without spending a dime. (Yes, it's 100% legal, though they'd rather keep this quiet)

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  • 1xOver 850 Bathroom Plumbing Diagrams$110
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    Hassle Free 30-Day 
    Money Back Guarantee

    If you're unhappy for any reason, we'll give you a full refund. Just email admin@hammerpedia.com within 30 days of buying, and we'll refund your total purchase. No forms, no hassle. We'll process your full refund in 1-2 business days.

    Trusted By Plumbing Engineers!
     "The Plans I'd Trust For My Own Bathroom" 
    -Ryan (Plumbing Engineer)

    "When I first started my career as a plumbing engineer, the labyrinth of hidden plumbing in walls was a mystery to me. Even after 8 years experience, Hammerpedia's Bathroom Plumbing Plans have been a revelation. Even with my expertise, if I were remodeling a bathroom in my home, I'd 100% turn to this guide for assistance."

    -Ryan (Plumbing Engineer, Founder of MEPguy.com)
    Oklahoma's #1 Plumber Says,
    "If these Plans Help Me, They'll Help You!" 

    "I bought the 850+ diagrams when it first came out because I love everything Hammerpedia produces. As a service plumber who's constantly doing remodels, this is helping me so much with my creativity. If it helps me, I can guarantee it will help you too!"

    -Greg Adams (2024 SkillsUSA STATE CHAMPION Plumber, Tulsa, OK)
    Real Customer Success Stories:
    HOMEOWNER SAVES $17,000 THANKS TO THESE PLANS

    "Because the plumbing labor alone was going to be over $17,000, I had decided to plumb it myself. Now I feel like I can do it with confidence!"

    -Grant (Rapid City, SD)
    35-YEAR TRADESMAN APPROVED!

    "I am a hands on tradesman for over 35 years. This has great graphics, a twist of humor and that kept me interested long enough to get it. A clear explanation of how it works with codes mentioned to boot." 

    -David (Midwest)
    BEGINNER TRIUMPH: DIYer Passes Inspection on 1st Try!

    "I was able to pass a complete plumbing job inspection!"

    -David (Bellevue, WA)

    Frequently Asked Questions:

    • What exactly do I get?
      A complete library of bathroom plumbing plans - over 900 pages with 34 different bathroom layouts. What makes this special is that we show you how to plumb each bathroom for every situation you might face: whether you're working with a concrete slab, basement, or crawl space. With over 850 detailed diagrams, you'll see up to 20 different ways to handle each layout. You'll have the right solution no matter what building conditions you encounter. You also get the bonus training material described above.
    • Do you take PayPal (or other payment options)?
      Yes! Just select the PayPal button on the form above and you can securely pay with your PayPal account. We also accept Google Pay, Apple Pay, and all major credit cards. The PayPal Option is toward the top of this page (right below where it says "Payment information").
    • Is my payment secure?
      Yes. We process payments through Stripe - the world's leading payment platform trusted by millions of businesses including Amazon, Google, and Wayfair. Stripe maintains the highest security certification in the payment industry (PCI Level 1) and protects your information with powerful 256-bit SSL encryption. That's why over 100,000 businesses choose Stripe to handle their sensitive payment data.
    • Is this a one-time payment or a monthly subscription?
      This is a one-time payment of $97. You pay once and never pay again. No subscriptions, no monthly fees, and no hidden charges of any kind. But this sale ends soon.
     Real Results...DIYer Plumbs a Full Bathroom.

    "Extremely helpful... helped me plumb a full bathroom...would buy it right away!"

    -Jorge (Pasadena, CA)

    These Diagrams Will Make You Believe in Yourself

    “"I was really unsure about the DWV plumbing on my own. After reviewing the diagrams, I was able to comprehend this. I probably oversize my pipes for my cabin but still, I nailed it with the support of your docs."

    -Clay (Cayce, SC)

    More Frequently Asked Questions:

    • How do I get my bathroom plans?
      Right after you pay, you'll see a download button. Just click it, and the plans will save to your computer or device.
    • Do I need special software to view the plans?
      No - these plans open just like any regular document on your computer, smartphone or tablet. If you can view emails or photos, you can view these plans. They come in standard PDF format that works on any device.
    • Can I print the plans?
      Yes! You can print the entire library or just specific pages you need for the job site. All plans are designed to print clearly on a standard sheet of paper.
    • How long can I access these plans?
      Forever! Once you buy the plans, they're yours for life. You can download them to any device, as many times as you want.
    • What if I'm not good with computers?
      Don't worry! We've made this super simple. If you can click a button and check your email, you can use these plans. And if you need help, just email us - we're happy to walk you through it.
    • What if I lose my login information?
      No problem - just email us, and we'll help you get back into your account right away. Your plans will always be there waiting for you. Our email address is admin@hammerpedia.com
    • Who are these plans for?
      Whether you're a DIY homeowner, a professional plumber, or a contractor, these plans work for everyone. They're detailed enough for professionals but clear enough for beginners to understand.
    • What is your refund policy?
      If you are unsatisfied with your purchase (for any reason whatsoever), email us in the first 30 days of your purchase and you will get 100% of your money back. Send the email to admin@hammerpedia.com. There's no forms to fill out or special hoops to jump through to get your refund. Your refund will get processed in 1-2 business days.
    He Saved $200/HR 

    "These diagrams are fantastic. Having every fitting and drain pipe size labeled gives me confidence to order everything I need. With this set of blueprints I am no longer at the mercy of some greedy 24 hour plumbing company who is going to charge me in excess of $200/hr. for something I can do myself."

    -Jonathan (Colorado)

    Finally, DIY Plumbing That Makes Sense (Without Endless Hours of YouTube Research)

    “I just became a first time home owner. I’m a novice DIY plumber. I have looked at innumerable websites, youtube videos, bulletin boards and a few printed books as well. By far I got the most out of what Hammerpedia has to offer. It's clear, simple to understand, and quick to learn from. It focuses on the important. Great drawings. I was so impressed that I also signed up for the full course. I am very satisfied.”

     -Bob (Fairfax, CA)
    MADE FOR VISUAL LEARNERS!

    "Fantastic resource. For someone like me who is a visual learner, this is an invaluable tool. The educational value alone is well worth the money, not to mention the time savings you'll get from this."

    -Tony (Whidbey Island, WA)

    Hassle Free 30-Day 
    Money Back Guarantee

    If you're unhappy for any reason, we will give you a full refund. Just email admin@hammerpedia.com within 30 days of buying, and we'll refund your total purchase. No forms, no hassle. We'll process your full refund in 1-2 business days. We aim to make it simple to ensure your satisfaction.