Product photoMarketplace listingInspection display
NYC HPD Inspection Frame for 6 x 9 Yellow Inspector Card
Displaying an official inspection card when the building is required to maintain one in a visible protected frame.
The things building owners are expected to have — in one place.
A practical catalog of products, tools, and resources for landlords and property managers who take compliance, safety, and operations seriously.
Required Notices & CompliancePosting, identification and inspection essentials, with NYC as our deepest local catalog.
Safety & DetectorsSmoke, CO, fire and monitoring equipment building owners repeatedly need.
Inspection & TroubleshootingMoisture, thermal, measurement and concealed-space inspection tools.
Maintenance ToolsPractical tools for recurring repairs, service calls and property operations.
Why this collection matters
Owning a building means being ready before the inspection, complaint or emergency.
A missing notice, inspection frame, detector or room sign may cost very little, but owners often discover the need only when somebody is already waiting for it. Building Owner Tools organizes the recurring items that property owners, managers and supers repeatedly need — then separates universal building essentials from location-specific compliance requirements.
Post what must be postedRequired notices, building identification, inspection frames and facility signage.
Keep life-safety basics readySmoke and CO alarms, extinguishers, monitoring devices and related safety equipment.
Diagnose before opening wallsMoisture meters, thermal cameras, borescopes, laser measures and testing tools.
Handle recurring maintenanceDrain, plumbing, electrical and everyday repair tools for routine building operations.
Required notices & local compliance
Required postings should not be scavenger hunts.
Many cities and states require owners to post, provide or maintain specific notices, identification, life-safety devices and tenant information. New York City has an especially detailed HPD/FDNY framework, so it remains a major market here — but the catalog is built for owners everywhere. Use our location guides to separate universal building essentials from jurisdiction-specific requirements.
Product photo
Product photoThe Poo LineRegistration posting
HPD NYC Serial Number Sign, Silver Aluminum, 8.5 x 7 in.
Owners replacing a serial-number posting when this size and layout match the applicable building requirement.
Product photoMarketplace listingDetector notice
HPD Smoke Detector Notice Sign, 8.5 x 11 in. Aluminum
Posting a smoke-detector notice when that notice is applicable to the building and the product text matches the current requirement.
Product photoMarketplace listingGas-safety posting
HPD Gas Leak Notice, English / Spanish, 8.5 x 11 in. Aluminum
Buildings that need a gas-leak notice and where the bilingual text matches the current required notice.
Product photoMarketplace listingFire-safety posting
NYC Fire Safety Door Notice — Fireproof Building, 12 x 16 in. Metal
Buildings where the specific fireproof-building notice applies and a durable common-area or door sign is needed.
Product photoMarketplace listingFloor identification
1st–5th Floor Braille & Tactile Number Signs, 5-Pack
Identifying floors in stairs, corridors or other locations where tactile floor-number signage is appropriate.
Product photoThe Poo LineHeating-system posting
HPD NYC Key to the Heating System Sign, Silver Aluminum
A heating-system information posting when the property is subject to that requirement and the sign matches the current format.
Product photoMarketplace listingProtected postings
28 x 26 in. Enclosed Locking Bulletin Board, Grey Felt
Keeping building notices organized and protected in a common-area posting location.
If an inspection or violation says something is missing
Check your location first
Start with the requirement. Then buy the physical item.
Use the violation description, inspection report or agency requirement to identify exactly what must be posted, installed or replaced. Match the wording, dimensions, language and location before purchasing. Buying the item is one step in correction; installation, documentation and any required certification or filing still have to be completed correctly.
Safety & detection
Shop safety & detectors →Equipment owners should not wait for an emergency to think about.
Common building-safety and monitoring items for life safety, water damage and property oversight.
Product photoKiddeCO detection
Kidde Plug-In Carbon Monoxide Detector with AA Battery Backup
A plug-in carbon monoxide alarm format with battery backup for continued local alarming during a power outage.
Product photoKiddeGeneral-purpose extinguisher
Kidde Pro 210 Fire Extinguisher
A commonly available rechargeable extinguisher format suited to many ordinary fire-protection applications.
Product photoGoveeEarly warning
Govee WiFi Water Sensor + Gateway
A simple smart-sensor approach for catching water where nobody may be present to notice it immediately.
Product photoRingFlexible monitoring
Ring Stick Up Cam Battery
A battery-powered camera format that can be positioned without running new power wiring.
Inspection & troubleshooting
Browse inspection tools →Own enough equipment to understand the problem before you open the wall.
These tools help owners and building staff screen moisture, inspect concealed spaces, document dimensions and identify conditions before deciding what professional help or repair is needed.
Product photoKlein ToolsNon-invasive
Klein Tools ET140 Pinless Moisture Meter
A practical first-line moisture screening tool for landlords, supers and property managers checking larger finished surfaces.
Product photoFLIRPro diagnostic
FLIR C5 Compact Thermal Camera
A pocket-size thermal imager that can help locate temperature anomalies associated with leaks, insulation gaps and electrical issues.
Product photoDEPSTECHValue borescope
DEPSTECH DS300 Inspection Camera
A self-contained inspection camera that can be useful for quick visual checks before opening finishes or disassembling equipment.
Product photoBoschFast measuring
Bosch GLM165-40 Laser Measure
A compact laser distance meter for documenting existing conditions, estimating materials and verifying dimensions.
Shop by building need
Go straight to the problem you are responsible for.
Missing required notice, inspection frame or building signNotices & compliance essentials →
Smoke, CO, fire or property-monitoring requirementSafety & detectors →
Water stain, leak complaint or unexplained dampnessLeak-detection tools →
Need to see behind a wall or document a conditionInspection tools →
Need a first-pass electrical checkElectrical testers →
Drain clog, shutoff or routine plumbing problemPlumbing tools →
A practical owner checklist
Open the Building Owner Tools Catalog →Build a small inventory before you need it.
Not every item is legally required in every jurisdiction, but every well-run property benefits from an organized baseline. Keep compliance materials current, replace expired or damaged safety equipment, and store diagnostic tools where staff can find them quickly.
01Lobby & common-area postings
Registration information, inspection displays, emergency notices, fire-safety information and management contacts where applicable.
02Unit & corridor safety
Smoke and carbon-monoxide alarms, floor identification, extinguishers and other required or recommended life-safety items.
03Mechanical & service rooms
Room identification, shutoff information, keys, labels and access-control signs that help staff and responders find critical equipment.
04Inspection & documentation
Tools that help screen moisture, inspect concealed areas, record dimensions and document conditions before repair or professional escalation.
Compliance by location
Browse location guides →Start with your city and state — then buy the item that actually matches the rule.
Posting, disclosure and detector requirements vary. Our growing location directory currently includes detailed official-source guidance for New York, Florida, Pennsylvania, Illinois, Massachusetts and California, with major-city examples from NYC, Miami-Dade, Philadelphia, Chicago, Boston and Los Angeles.
New YorkNYC HPD & FDNY noticesInspection frames, registration/serial signs, detector notices, gas leak, fire safety and more.
FloridaMiami-Dade owner requirementsTenant-rights notice, smoke-alarm documentation and South Florida safety context.
PennsylvaniaPhiladelphia landlord disclosuresRental suitability, smoking policy, bed-bug notice, lead and smoke-alarm requirements.
IllinoisChicago rental noticesRLTO summary obligations and practical safety/management essentials.
MassachusettsBoston housing safetySmoke/CO detectors, visible owner contact information and baseline housing-code readiness.
CaliforniaLos Angeles life-safety basicsSmoke and carbon-monoxide alarm requirements plus building-maintenance essentials.
Buying guides
All buying guides →Know what you are buying before the package arrives.
When model choice matters, our guides explain the practical differences, limitations and building-use cases.
Leak & Moisture
Moisture meters for landlords and building owners
Pin vs. pinless, where each works, and what the reading can — and cannot — prove.
InspectionInspection cameras for walls, chases and drains
Probe diameter, cable style, screen type and the limitations that matter on site.
MaintenanceA practical superintendent tool kit
A useful baseline for recurring building work without filling a closet with gadgets.