Every source the flooring guides cite — codes, manufacturer and industry standards, and trade associations. The references are listed here so the numbers can be checked against their origin.
[1] National Wood Flooring Association — Technical Guidelines (Installation Guidelines; Sand & Finish Guidelines; Moisture & Wood): acclimation and jobsite conditions, subfloor moisture limits, crawl-space vapor retarders, and on-, above-, and below-grade suitability by product type. nwfa.org/technical-guidelines
[2] Tile Council of North America — TCNA Handbook for Ceramic, Glass, and Stone Tile Installation and the ANSI A108, A118, and A137.1 standards: installation methods, substrate and deflection requirements, movement joints, and the porcelain definition (water absorption of 0.5 percent or less). tcnatile.com
[3] Carpet and Rug Institute — CRI 105 Standard for Installation of Residential Carpet: subfloor preparation, seam planning, tackless strip, and power stretching. carpet-rug.org (PDF)
[4] North American Laminate Flooring Association — Laminate Flooring: suitable subfloors, underlayment, and moisture guidance; laminate is not for areas with excessive moisture unless the manufacturer rates it for them. nalfa.com/laminate-flooring
[5] Mannington Mills — ADURA Installation Information (manufacturer example): resilient-floor installation instructions set the subfloor flatness, acclimation, expansion-gap, and moisture requirements the product is installed and warranted under. mannington.com
[6] U.S. Environmental Protection Agency — Protect Your Family from Exposures to Asbestos: vinyl floor tiles, the backing on vinyl sheet flooring, and adhesives may contain asbestos; material in good condition is generally best left undisturbed. epa.gov/asbestos
[7] Ohio EPA, Division of Air Pollution Control — Asbestos Notification Requirements for Facility Demolition & Renovation/Abatement (fact sheet, May 2022): Ohio’s emission-control and licensing rules; nonfriable material that is sanded, ground, cut, or abraded is regulated. epa.ohio.gov fact sheet (PDF)
[8] Ohio Board of Building Standards — Residential Code of Ohio, Chapter 1 Commentary (June 2019), section 102.10: approval is not required for “painting, papering, tiling, carpeting, cabinets, counter tops and similar finish work.” com.ohio.gov (PDF)
Ranges — The typical Columbus installed ranges in this guide are 2025–2026 figures for material plus labor, compiled by the publisher from local installed pricing. They describe typical projects and are not a quote.
[1] Resilient Floor Covering Institute — industry association for vinyl plank, vinyl tile, and other resilient flooring; product standards and the FloorScore indoor-air program. rfci.com
[2] SCS Global Services — FloorScore: third-party certification of hard-surface flooring and related products for emissions that affect indoor air quality. scsglobalservices.com
[3] North American Laminate Flooring Association — Laminate Flooring: suitable subfloors, underlayment, and moisture guidance; laminate is not for areas with excessive moisture unless the manufacturer rates it for them. nalfa.com/laminate-flooring
[4] U.S. Environmental Protection Agency — Formaldehyde Emission Standards for Composite Wood Products (TSCA Title VI): emission limits and labeling for composite wood products, including the fiberboard and plywood used in flooring cores. epa.gov/formaldehyde
[5] National Wood Flooring Association — Technical Guidelines (Installation Guidelines; Sand & Finish Guidelines; Moisture & Wood): acclimation and jobsite conditions, subfloor moisture limits, crawl-space vapor retarders, and on-, above-, and below-grade suitability by product type. nwfa.org/technical-guidelines
[6] USDA Forest Products Laboratory — Wood Handbook: Wood as an Engineering Material (FPL-GTR-282, 2021): moisture relations and dimensional change of wood, and side-hardness values by species. research.fs.usda.gov
[7] National Wood Flooring Association (consumer site) — Refinishing: screen and recoat versus full sanding; the number of sandings depends on wear-layer thickness, flatness, condition, equipment, and contractor skill. woodfloors.org/refinishing
[8] Tile Council of North America — TCNA Handbook for Ceramic, Glass, and Stone Tile Installation and the ANSI A108, A118, and A137.1 standards: installation methods, substrate and deflection requirements, movement joints, and the porcelain definition (water absorption of 0.5 percent or less). tcnatile.com
[9] Carpet and Rug Institute — CRI 105 Standard for Installation of Residential Carpet: subfloor preparation, seam planning, tackless strip, and power stretching. carpet-rug.org (PDF)
Ranges — The typical Columbus installed ranges in this guide are 2025–2026 figures for material plus labor, compiled by the publisher from local installed pricing. They describe typical projects and are not a quote.
[1] National Wood Flooring Association (consumer site) — Refinishing: screen and recoat versus full sanding; the number of sandings depends on wear-layer thickness, flatness, condition, equipment, and contractor skill. woodfloors.org/refinishing
[2] National Wood Flooring Association (consumer site) — Problem Prevention: keep homes at 60–80°F and 30–50 percent humidity year-round; floors that gain moisture cup, floors that lose it gap. woodfloors.org/problem-prevention
[3] National Wood Flooring Association — Technical Guidelines (Installation Guidelines; Sand & Finish Guidelines; Moisture & Wood): acclimation and jobsite conditions, subfloor moisture limits, crawl-space vapor retarders, and on-, above-, and below-grade suitability by product type. nwfa.org/technical-guidelines
[4] U.S. Environmental Protection Agency — RRP Program (lead-safe work rules): firms paid to disturb more than six square feet of interior painted surface in pre-1978 homes must be certified and use lead-safe work practices. epa.gov/lead
[5] U.S. Environmental Protection Agency — Volatile Organic Compounds’ Impact on Indoor Air Quality: finishes, adhesives, and solvents emit VOCs; ventilate during and after use. epa.gov/indoor-air-quality-iaq
[6] Bona (floor-finish manufacturer) — product guidance on dry and cure times for water-based floor finishes; foot-traffic, furniture, and rug timing vary by product. bona.com
Ranges — The typical Columbus installed ranges in this guide are 2025–2026 figures for material plus labor, compiled by the publisher from local installed pricing. They describe typical projects and are not a quote.
[1] Tile Council of North America — TCNA Handbook for Ceramic, Glass, and Stone Tile Installation and the ANSI A108, A118, and A137.1 standards: installation methods, substrate and deflection requirements, movement joints, and the porcelain definition (water absorption of 0.5 percent or less). tcnatile.com
[2] Ceramic Tile Education Foundation — Is Your Floor or Wall Flat Enough for Large Format Tile?: ANSI A108.02 flatness of 1/8 inch in 10 feet and 1/16 inch in 2 feet for tile with any edge 15 inches or longer, and lippage limits. ceramictilefoundation.org
[3] Schluter Systems — DITRA and DITRA-XL: where do I begin? and the DITRA Installation Handbook: joist spacing, minimum subfloor thickness, and approved substrates for tile over the uncoupling membrane. schluter.com
[4] U.S. Environmental Protection Agency — Protect Your Family from Exposures to Asbestos: vinyl floor tiles, the backing on vinyl sheet flooring, and adhesives may contain asbestos; material in good condition is generally best left undisturbed. epa.gov/asbestos
[5] Ohio EPA, Division of Air Pollution Control — Asbestos Notification Requirements for Facility Demolition & Renovation/Abatement (fact sheet, May 2022): Ohio’s emission-control and licensing rules; nonfriable material that is sanded, ground, cut, or abraded is regulated. epa.ohio.gov fact sheet (PDF)
[6] Ohio Board of Building Standards — Residential Code of Ohio, Chapter 1 Commentary (June 2019), section 102.10: approval is not required for “painting, papering, tiling, carpeting, cabinets, counter tops and similar finish work.” com.ohio.gov (PDF)
Ranges — The typical Columbus installed ranges in this guide are 2025–2026 figures for material plus labor, compiled by the publisher from local installed pricing. They describe typical projects and are not a quote.
[1] National Wood Flooring Association — Technical Guidelines (Installation Guidelines; Sand & Finish Guidelines; Moisture & Wood): acclimation and jobsite conditions, subfloor moisture limits, crawl-space vapor retarders, and on-, above-, and below-grade suitability by product type. nwfa.org/technical-guidelines
[2] ASTM International — ASTM F2170, Standard Test Method for Determining Relative Humidity in Concrete Floor Slabs Using in situ Probes: the current revision permits official readings after 24 hours of probe equilibration. astm.org/f2170
[3] ASTM International — ASTM F1869, Standard Test Method for Measuring Moisture Vapor Emission Rate of Concrete Subfloor Using Anhydrous Calcium Chloride. astm.org/f1869
[4] Mannington Mills — ADURA Installation Information (manufacturer example): resilient-floor installation instructions set the subfloor flatness, acclimation, expansion-gap, and moisture requirements the product is installed and warranted under. mannington.com
[5] Ceramic Tile Education Foundation — Is Your Floor or Wall Flat Enough for Large Format Tile?: ANSI A108.02 flatness of 1/8 inch in 10 feet and 1/16 inch in 2 feet for tile with any edge 15 inches or longer, and lippage limits. ceramictilefoundation.org
[6] MAPEI — Ultraplan Easy self-leveling underlayment (product example): applied over a primed substrate; ready for tile in about 3 hours and for resilient flooring in about 16–24 hours. mapei.com
[7] NOAA National Centers for Environmental Information — U.S. Climate Normals: 30-year temperature, precipitation, and heating and cooling degree-day normals for Columbus and other U.S. stations. ncei.noaa.gov
[8] U.S. Environmental Protection Agency — Protect Your Family from Exposures to Asbestos: vinyl floor tiles, the backing on vinyl sheet flooring, and adhesives may contain asbestos; material in good condition is generally best left undisturbed. epa.gov/asbestos
[9] Ohio EPA, Division of Air Pollution Control — Asbestos Notification Requirements for Facility Demolition & Renovation/Abatement (fact sheet, May 2022): Ohio’s emission-control and licensing rules; nonfriable material that is sanded, ground, cut, or abraded is regulated. epa.ohio.gov fact sheet (PDF)
[10] U.S. Environmental Protection Agency — RRP Program (lead-safe work rules): firms paid to disturb more than six square feet of interior painted surface in pre-1978 homes must be certified and use lead-safe work practices. epa.gov/lead
[11] Ohio Board of Building Standards — Residential Code of Ohio, Chapter 1 Commentary (June 2019), section 102.10: approval is not required for “painting, papering, tiling, carpeting, cabinets, counter tops and similar finish work.” com.ohio.gov (PDF)
Ranges — The typical Columbus installed ranges in this guide are 2025–2026 figures for material plus labor, compiled by the publisher from local installed pricing. They describe typical projects and are not a quote.
[1] Ohio Board of Building Standards — Residential Code of Ohio, Chapter 1 Commentary (June 2019), section 102.10: approval is not required for “painting, papering, tiling, carpeting, cabinets, counter tops and similar finish work.” com.ohio.gov (PDF)
[2] City of Columbus Building and Zoning Services — Frequently Asked Questions: when permits are required and how to reach the department about a specific project. columbus.gov
[3] National Wood Flooring Association — Technical Guidelines (Installation Guidelines; Sand & Finish Guidelines; Moisture & Wood): acclimation and jobsite conditions, subfloor moisture limits, crawl-space vapor retarders, and on-, above-, and below-grade suitability by product type. nwfa.org/technical-guidelines
[4] National Wood Flooring Association (consumer site) — Problem Prevention: keep homes at 60–80°F and 30–50 percent humidity year-round; floors that gain moisture cup, floors that lose it gap. woodfloors.org/problem-prevention
[5] Carpet and Rug Institute — CRI 105 Standard for Installation of Residential Carpet: subfloor preparation, seam planning, tackless strip, and power stretching. carpet-rug.org (PDF)
[6] Mannington Mills — ADURA Installation Information (manufacturer example): resilient-floor installation instructions set the subfloor flatness, acclimation, expansion-gap, and moisture requirements the product is installed and warranted under. mannington.com
[7] NOAA National Centers for Environmental Information — U.S. Climate Normals: 30-year temperature, precipitation, and heating and cooling degree-day normals for Columbus and other U.S. stations. ncei.noaa.gov
[8] U.S. Environmental Protection Agency — RRP Program (lead-safe work rules): firms paid to disturb more than six square feet of interior painted surface in pre-1978 homes must be certified and use lead-safe work practices. epa.gov/lead
Ranges — The typical Columbus installed ranges in this guide are 2025–2026 figures for material plus labor, compiled by the publisher from local installed pricing. They describe typical projects and are not a quote.
