Reference
Renovation Glossary
Definitions for common home renovation terms, materials, and industry jargon to help you communicate clearly with contractors.
C
What a change order is in renovation, typical markups (15-20%), the 3 types, how to negotiate them, and when to refuse. Real numbers and contract tips.
What a contingency budget is in renovation, how much to set aside (10-25%), when the standard 10% rule fails, and how to calculate yours by home age and scope.
What cost per square foot means in home renovation, why it's often misleading, real 2026 ranges by room type, and how to use it without getting burned.
What a countertop is, 8 material types compared with real 2026 costs ($8-$200/sq ft), durability ratings, and which material fits your kitchen and budget.
F
What fascia boards are, 6 material options ($1-$25/lf installed), 2026 replacement costs ($1,050-$3,300+), rot warning signs, and when to wrap vs. replace.
What flashing is in construction, 9 types explained, material costs ($5-$25/lf), 2026 repair prices ($200-$1,500), failure signs, and when to replace vs. reseal.
What framing is in home construction, real 2026 costs ($7-$16/sq ft), wood vs steel comparison, common failures, and what to inspect before drywall goes up.
G
What a general contractor does, what they charge (10-20% markup), and when you actually need one. Covers GC fees, licensing, vetting steps, and red flags.
What green building actually means for homeowners, how it affects renovation costs (2-12% premium), key certifications like LEED, and which upgrades deliver real ROI.
What grout is, sanded vs unsanded vs epoxy ($5-$50/bag), install at $3-$6/sq ft, regrouting at $7-$28/sq ft, and the sealing mistake most homeowners make.
A gut renovation strips a home to the studs and rebuilds everything. Costs run $100-$300/sqft in 2026. Here's what's included and when it makes sense.
H
What a home appraisal covers, what it costs ($314-$424 average), how long it takes, and what to do when the number comes in low. Updated for 2026.
What a home equity loan is, current 2026 rates (7.85-8.07%), requirements, how it compares to HELOCs and personal loans, and when it fits your renovation.
HVAC stands for Heating, Ventilation, and Air Conditioning. Learn what each component does, what systems cost in 2026, and which type fits your home best.
I
What impact windows are, what they cost ($800-$1,500+ per window installed), insurance discounts up to 45%, and when the upgrade is worth the investment.
What insulation does in your home, the 6 main types ($0.40-$5.00/sq ft installed in 2026), when to replace or add it, and mistakes that cost thousands.
R
What R-value means for insulation, recommended R-values by climate zone (R-13 to R-60), 2026 costs by material type, and how to avoid overspending on insulation you don't need.
What renovation ROI actually means, how to calculate it, why the 69% national average misleads, and which projects beat or miss that number in 2026.
S
What scope creep means in renovation, how it adds 15-30% to costs, the 5 most common triggers, and a system to stop it before it wrecks your budget.
What a soffit is in home construction, the 5 material types ($6-$30/linear foot), real 2026 replacement costs, ventilation basics, and common problems to watch for.
What a structural engineer does for home renovations, what they charge ($350-$3,000), and when you actually need one. Covers inspections, plans, and permits.
What stucco is, traditional vs synthetic (EIFS) types, real 2026 costs ($7-$17/sq ft installed), common failure points, and when stucco is the wrong choice.
What a subfloor is, how it differs from underlayment, material options (plywood, OSB, concrete), and replacement costs ($3-$10/sq ft). Signs of damage included.