What people keep running into with home inspection
Complaints tagged home inspection, each raised by more than one person. One-off posts are not included.
51 recurring problems · 707 people · 15 forums we read
Raised more than once
Most people first.
- 91What are these tiny red beads in my house?Tiny red or reddish-brown pellets found around the house are typically drywood termite droppings, known as frass, though they can occasionally be mistaken for beetle frass. Because professional pest control services are expensive, homeowners are left trying to positively identify the droppings themselves to find a cheap, targeted solution without paying for a full inspection.
- 52How to tell if roof flashing is installed wrongPoorly installed roof flashing relies heavily on caulk rather than proper metal integration, leaving homeowners with leaks and visually unacceptable work. Without clear industry standards to reference, it becomes difficult to dispute substandard craftsmanship and demand corrections from a roofing contractor.
- 46Why does my new plumbing still have bad water pressure and risky joints?Poorly installed pipes and high-tension fittings put excessive pressure on joints, creating constant risks of leaks and floods. Even after professional upgrades like Pex, substandard workmanship leaves homeowners dealing with weak water flow and questionable setups like S-traps that require tearing out walls and digging up pipes just to check for defects.
- 39How to tile over an uneven subfloor without tearing it upAn uneven subfloor makes tiles crack and shift if they are laid without a flat surface. Fixing low spots with a feather finish patch or self-leveling compound avoids tearing out the old plywood or linoleum entirely.
- 36How to get a contractor to fix damage they causedContractors often refuse accountability for installation errors and collateral property damage, blaming existing conditions or ignoring calls. This forces homeowners to absorb repair costs or spend months chasing negligent workers for fixes.
- 31Is a basement wall crack structural or just cosmetic?Most small cracks result from minor concrete settling, but vertical cracks accompanied by wall bowing indicate active shifting that threatens structural integrity. Missing these signs prevents homeowners from catching foundation failures early, leaving them vulnerable to severe structural damage and costly repairs.
- 29How to fix previous owner DIY nightmaresPrevious homeowners often disguise shoddy work with surface-level cosmetic updates that hide hazardous and poorly executed projects. Uncovering these hidden defects week after week leaves new buyers feeling like their house is held together entirely by caulk, making it impossible to trust the home's fundamental safety.
- 28What to do when an HVAC installation fails inspectionBad HVAC installations often involve dangerous issues like gas leaks, missing thread compound, uninsulated ducts, and mismatched or outdated equipment. These critical safety code violations and missing warranties leave homeowners dealing with failed inspections, hazardous living conditions, and unresolved cleanup costs.
- 27How to tell if home repair work is actually badSubstandard workmanship shows up as messy wiring, exposed unterminated copper ends, uneven flooring transitions, and dips or humps across newly installed surfaces. Spotting these flaws during a final walkthrough makes it difficult to decide whether to withhold final payment or accept the installation as is.
- 26How to identify unknown plumbing parts in a buildingUnfamiliar plumbing components near a main drain or water line are difficult to recognize without professional blueprints, leaving buyers and owners unsure if an installation is a standard backflow valve or a failing system that requires immediate replacement. This uncertainty stalls property purchases and prevents safe maintenance decisions until an expert can visually inspect the setup.
- 24How to find hidden home defects after buyingStandard general home inspectors routinely miss major issues like uninstalled roof components, faulty electrical work, and plumbing failures. Relying on them leaves buyers facing massive, unexpected repair projects and damages after they have already moved in.
- 21Uneven shingles and bulges after new roof replacementNew roof replacements sometimes show bulges or shingles that fail to lay flat, signaling potential issues with installation or underlying deck structure. When contractors leave these irregularities unaddressed, homeowners are left questioning the quality of the work and whether it compromises the roof's integrity.
- 19Main sewer line backed up right after moving inA sudden main sewer line backup immobilizes every drain, toilet, and appliance in the house while forcing homeowners to wait indefinitely for an emergency technician. Dealing with active flooding with young kids in the home makes it difficult to secure immediate repairs, document the damage properly, and figure out whether warranty coverage or insurance applies.
- 17Unexplained holes or damage inside the houseUnexplained holes or damage can appear suddenly in hidden areas like closets or crawlspaces, leaving homeowners unsure whether to seal them up or investigate further. This uncertainty triggers immediate panic about structural integrity or hidden pests, preventing people from feeling safe or knowing the correct next step to take.
- 17Why does my brand new AC not cool as well as the old one?New cooling systems often feel less effective because installers may misconfigure airflow settings or fail to balance multi-room temperatures properly. This leaves homeowners dealing with rooms that stay significantly warmer than they were with older equipment, causing regret and doubt over the replacement choice.
- 17How to pay for expensive structural property repairsMajor structural failures like crumbling retaining walls or failing driveways require thousands of dollars just for engineering plans and tens of thousands more for labor, making them financially impossible to handle out of pocket. This leaves homeowners facing unexpected debt or deferring critical fixes that threaten the safety of their property.
- 15How to tell if a discounted house has major foundation damageDiscounted homes often hide structural issues like daylight showing through crawlspaces or sagging walls that signal expensive repairs ahead. Relying on standard home inspections is not enough; buyers need a dedicated assessment from a licensed structural engineer before moving forward to avoid buying a money pit.
- 13Is my house support beam strong enough for the load?Conflicting builder opinions and hidden framing details make it impossible to tell if a beam can safely handle a second story and roof. When mysterious wall gaps leave you unable to figure out what is actually supporting the structure, you are left stranded between contradicting professional advice and uncertain safety.
- 12Tree roots growing inside drain pipesInvasive tree roots invading indoor toilet drain pipes and sewer lines can be discovered after pulling a toilet and finding small root bits with an auger. This damage leads to leaks and heavy plumbing repairs that force homeowners to determine whether the job requires professional intervention or can be completed independently.
- 12Are powered attic roof vents actually worth it?Powered roof fans and alternative vents can cause confusion because people aren't sure if they live up to the hype or might actually harm attic airflow. Without knowing how these options compare to traditional whirlybirds or whether mismatched intakes will ruin the balance, homeowners struggle to choose the best ventilation setup during a reroof.
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