All guides
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Resilient Flooring
Adhesive Bleed, Bubbles and Telegraphing
What causes adhesive bleed, bubbles and telegraphing under resilient flooring, and what the manufacturers say about preventing and fixing each one.
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Resilient Flooring
Removing Glue-Down LVT and Sheet Vinyl
Scraping up glue-down LVT and sheet vinyl: when to presume asbestos, which blade to run, and how clean the substrate needs to be.
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Resilient Flooring
Removing VCT and Its Adhesive
Getting VCT and its adhesive off concrete or wood: testing first, machine and blade setup, heat for small areas, and cleaning up the residue.
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Carpet
Seaming Iron Not Heating or Overheating
Diagnosing a seaming iron that won't heat or runs too hot: settings, cords, thermostats and elements, and what overheating does to seams.
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Concrete
Scarifying: Cutter Types and When to Use Them
How scarifiers work, which cutters to use for coatings, leveling and general prep, setting depth on National's Spartans, and the CSP, silica and noise rules.
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Concrete
Shot Blasting: Shot Size, Travel Speed and Profile
How shot size, travel speed and machine setup control the profile a shot blaster leaves, plus magnets, dust collection and edges.
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Carpet
Choosing a Rubber Reducer Profile
Choosing a rubber or vinyl reducer by height difference and floor pair, with the ADA's 1/4 and 1/2 inch rules and CRI's carpet edge rule.
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Rubber
Measuring and Installing Rubber Stair Treads
Measuring, scribing, nose filler, adhesive or tape, and rolling rubber stair treads, from Roppe and Johnsonite installation instructions.
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Equipment Care & Repair
Sanding Wood Floors: Machines and Grit Sequence
Sanding angles, grit sequences, drum and edger technique, and dust, fire and lead rules for sanding wood floors, from Lägler, Bona, NWFA and EPA.
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Resilient Flooring
Rolling Resilient Floors: Roller Weight and Timing
Roller weight, rolling direction and timing for glue-down resilient and rubber flooring, and why the adhesive sets the schedule.
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Resilient Flooring
Self-Leveling Underlayment: When and How
Profile, primer, water, depth and cure time for self-leveling underlayment, including metal lath over wood subfloors.
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Carpet
Scraper Blade Selection: Width, Angle and Material
Blade width, bevel direction, angle and blade type for each flooring material, plus how to keep blades sharp enough to matter.
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Carpet
Tack Strip Layout and Installation
CRI 105 rules for tack strip: minimum size, pin direction, gully width, fasteners per piece, doorways, radiant heat and stairs.
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Tile & Stone
Lippage, Hollow Spots and Cracked Tile
Diagnosing lippage, hollow-sounding and cracked tile: mortar coverage, deflection, movement joints, and how to replace a cracked tile.
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Tile & Stone
Tile Leveling Systems and Spacers
How clip-and-wedge leveling systems control lippage, what they can't fix, and the ANSI offset and grout-joint rules for large-format tile.
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Equipment Care & Repair
Tile Breaker vs Ride-On Scraper for Tile Demo
How a wheeled tile breaker and a ride-on scraper each take up tile and mortar, and which fits the room, the mortar bed and the access.
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Laminate
Tapping Blocks, Pull Bars and Spacers
How to use tapping blocks, pull bars, spacers and mallets on click and tongue-and-groove floors without breaking the locking profile.
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Resilient Flooring
Toe-Kick Saws: Cutting Flooring Out Under Cabinets
Using a toe-kick saw to cut flooring out under cabinets: depth settings, guard and kickback rules from Crain's manual, and finishing corners.
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Carpet
Transition Strips & Thresholds by Height Difference
How to pick a transition by the height difference between floors, what the ADA allows on accessible routes, and the mistakes that cause trip edges and failed...
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Concrete
Silica Dust & Respiratory Safety (OSHA Table 1)
What OSHA's construction silica standard requires for floor grinding, tile cutting and dust cleanup, including the Table 1 controls for the tools flooring cr...
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Laminate
Subfloor Flatness Standards (ASTM F710)
Flatness tolerances for resilient, tile and wood, how to check them with a straightedge, and how to fix highs and lows before you install.
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Concrete
Subfloor Moisture Testing: Calcium Chloride vs RH Probes
In-situ RH probes (ASTM F2170) vs calcium chloride (ASTM F1869): what each measures, how to run them, and why you can't convert one to the other.
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Equipment Care & Repair
Ride-On Scraper Wheels, Casters and Wheel Motors
On a battery ride-on, the drive wheels, wheel motors and front caster take more abuse than anything except the blade. Carpet fiber and glue...
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Equipment Care & Repair
Undercut and Jamb Saw Blade Changes
Changing blades on Crain and Roberts undercut, jamb and toe-kick saws: unplugging, spindle locks, blade direction, height and depth settings, and brushes.
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Carpet
Peaked and Visible Seams
Why stretched seams peak, what CRI says about seam visibility, and how iron temperature, tape, edge sealing, rollers and weights affect the result.
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Carpet
Carpet Ripples and Re-Stretching
What CRI says causes carpet wrinkles and buckles, and the steps for a proper re-stretch, including the adjoining rooms.
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Tile & Stone
Trowel Notch and Mortar Coverage for Tile
ANSI mortar coverage rules for tile (80% and 95%), directional troweling, back-buttering, and notch sizes for small and large-format tile.
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Tile & Stone
Wet Saw Blade Selection for Porcelain and Stone
Continuous rim, turbo and segmented diamond blades for porcelain and stone, plus RPM limits, dressing and water flow from MK Diamond's manual.
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Laminate
Installing Wood and LVP Stair Nosing
Installing wood and LVP on stairs: full-adhesion rules from Shaw and Mohawk, nosing types, and checking riser heights against code.
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Laminate
Acclimating Wood Flooring and Checking Subfloor Moisture
NWFA-based guidance on conditioning the jobsite, how many moisture readings to take, and the allowed difference between flooring and subfloor.
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Resilient Flooring
Installing Vinyl Stair Treads and Risers
Conditioning, scribing, adhesive choices, nose filler and rolling for vinyl and rubber stair treads and risers, based on Roppe's instructions.
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Resilient Flooring
VCT Layout and Installation
Squaring the room, setting border widths, spreading VCT adhesive to dry-to-touch, and rolling, with the numbers from AHF, Mannington and Tarkett.
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Equipment Care & Repair
Eddy Floor Scraper: Blades, Brushes and Wear Parts
Which Eddy Floor Scraper parts wear, how to change blades, and how to read Eddy's parts list when ordering
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Equipment Care & Repair
Floor Scraper Won't Start, Won't Move or Keeps Tripping
A symptom-by-symptom check for National ride-on and walk-behind scrapers: power supply, safety switches, overloads, capacitors, isolators, belts and chains.
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Equipment Care & Repair
Ride-On Scraper Hydraulic Leaks and Weak Lift
Hydraulic fluid, levels, filter intervals and the usual causes of leaks and slow or weak lift on National ride-on scrapers.
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Equipment Care & Repair
Walk-Behind Scraper Maintenance
The daily checks, blade care and adjustments that keep a walk-behind floor scraper cutting, based on National's 550 manual.
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Concrete
Removing Epoxy and Coatings: PCDs vs Scarifiers
Choosing between PCD grinding, scarifying and shot blasting to remove epoxy and other coatings, based on thickness and what goes down next.
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Concrete
ICRI Concrete Surface Profiles (CSP 1-10) Explained
What ICRI concrete surface profiles (CSP 1 to 10) are, which prep methods reach which profile, and how to check yours against the chips.
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Laminate
Undercutting Door Jambs and Casings
Undercutting door jambs and casings so new flooring slides underneath: setting blade height, choosing a jamb saw, and avoiding the cuts that show.
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Resilient Flooring
Installing Vinyl and Rubber Wall Base
Acclimating, gluing, forming corners and rolling vinyl and rubber wall base, with Roppe and Johnsonite specs side by side.
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Resilient Flooring
Trowel Notch Selection for Resilient Adhesives
How to pick the right trowel notch for resilient flooring adhesive, why porous and non-porous substrates differ, and how to check coverage.
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Carpet
Walk-Behind vs Ride-On Scrapers: Choosing by Job Size
How to choose between a walk-behind and a ride-on floor scraper by job size, access, material and power source, with the models that fit each case.
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