SEMCO field notes

Basement guides.

Prep, application and troubleshooting for basements, roofs, showers, pools and more, written by the team that makes SEMCO.

31 articles

Close-up of a roller applying a smooth white waterproofing membrane coat over a grey cinder block basement wallbasement

Jul 3, 2026 · 7 min read

How to Waterproof a Basement From the Inside: The Complete DIY Guide

Step-by-step guide to waterproofing a basement from the inside: what you need, crack repair, coating steps, cost, and when to call a...

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Black Mold poses a health risk in basements with moisture problemsbasement

Feb 5, 2026 · 4 min read

The Hidden Dangers of Black Mold in Unfinished Basements: Health Risks and Structural Physics

An unfinished basement is not a passive storage space; it functions as an active biological reactor. Without a proper capillary break or...

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DIY Basement Waterproofing Made Easy with SEMCO Liquid Membranebasement

Oct 9, 2025 · 3 min read

DIY Basement Waterproofing Made Easy with SEMCO Liquid Membrane

A wet basement isn’t just inconvenient—it can lead to serious issues like mold, mildew, and structural damage, turning your usable space into...

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SEMCO Liquid Membrane used on interior basement wall to waterproofbasement

Oct 2, 2025 · 4 min read

Why SEMCO Liquid Membrane Is the Ultimate Solution for Basement Waterproofing (and How It Protects Your Health)

When it comes to basement waterproofing, the stakes are high. A damp or leaking basement isn't just a nuisance, it can lead...

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SEMCO Liquid Membrane CMU Block Waterproofingbasement

Sep 2, 2025 · 2 min read

Ultimate Guide to Waterproofing CMU Walls with SEMCO Liquid Membrane

Concrete Masonry Unit (CMU) walls are a popular choice in modern construction due to their strength, affordability, and long-lasting performance. However, CMU...

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Leaking Basement with Moisture and Moldbasement

Aug 27, 2025 · 3 min read

Why SEMCO Liquid Membrane is the Ultimate Solution for Basement Waterproofing

Basement waterproofing is one of the most critical and challenging aspects of any construction or renovation project. Whether you're building a new...

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SEMCO Liquid Membrane Basement Waterproofing Sealerbasement

Aug 5, 2025 · 3 min read

Sustainable Basement Waterproofing with SEMCO Liquid Membrane: Eco-Friendly Protection That Lasts

Looking for a durable, eco-friendly solution for basement waterproofing? Whether you’re renovating your home or starting a new construction project, SEMCO Liquid...

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SEMCO Liquid Membrane Basement Wall Waterproofingbasement

Aug 4, 2025 · 3 min read

Waterproofing Your Basement with SEMCO Liquid Membrane: The Ultimate Guide to a Dry, Mold-Free Space

A damp, musty basement is more than just a nuisance—it’s a serious threat to your home’s value, indoor air quality, and structural...

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FAQs ABOUT FOUNDATION WATERPROOFING WITH SEMCO LIQUID MEMBRANEbasement

Oct 10, 2024 · 3 min read

FAQs ABOUT FOUNDATION WATERPROOFING WITH SEMCO LIQUID MEMBRANE

Your home’s foundation is its most critical component, providing the structural support that keeps everything else in place. Protecting this cornerstone from...

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SEMCO Liquid Membrane Stop Basement Leaksbasement

Feb 7, 2024 · 2 min read

STOP BASEMENT LEAKS IN 3 EASY STEPS

Basement leaks can wreak havoc on your home, leading to a cascade of problems like water damage and mold growth. Addressing these...

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SEMCO Liquid Membrane Interior Basement Waterproofingbasement

Jan 23, 2024 · 3 min read

WHY SEMCO LIQUID MEMBRANE IS THE BEST INTERIOR BASEMENT WATERPROOFING SOLUTION

SEMCO Liquid Membrane: Pioneering Basement Waterproofing Excellence Guarding your basement against the relentless threat of water damage demands a champion, and in...

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SEMCO Liquid Membrane Basement Waterproofingbasement

Jan 22, 2024 · 4 min read

DIY GUIDE ON WATERPROOFING YOUR BASEMENT

Shielding Your Sanctuary: The Complete Guide to Basement Waterproofing with SEMCO Liquid Membrane Your home is your sanctuary, and at its core...

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