Construction — United States
Start with measured geometry and the supplier’s actual purchasing units. Round order quantities only after applying the specified waste allowance, then add material, labor, delivery and other costs without double counting. This directory groups construction tools for United States; individual pages state their supported inputs and limitations.
Start with these tools
Window Replacement Calculator — United States
Combine a quoted per-window replacement price with a conductive heat-loss comparison using whole-window U-values. USD planning view; stated limitations apply.
Flooring Materials Calculator — United States
Round a rectangular floor area up to whole manufacturer packs and keep the extra material visible. USD planning view; stated limitations apply.
Deck Materials Calculator — United States
Prepare a transparent takeoff for a simple rectangular deck layout with two support rows. USD planning view; stated limitations apply.
Fence Materials Calculator — United States
Estimate a single open fence run with separate gates and subtract the post displacement from round concrete-filled holes. USD planning view; stated limitations apply.
Drywall Sheet Calculator — United States
Calculate board quantity while keeping layers, openings and cutting waste separate. USD planning view; stated limitations apply.
Open a tool, check the displayed formula and enter values from the same period and measurement system. Currency defaults to USD. Where a form offers metric and imperial units, changing the selector converts the entered measurements rather than relabeling the same number. Dated reference components are shown with their sources; unverified rules and prices are not silently treated as current local facts. Save distinct assumptions as separate scenarios and compare their inputs before their outputs. Shared links can disclose the input values they contain. The implemented expansion is still subject to its published scope-acceptance checks, including missing regional datasets and production-browser verification.
materials
Window Replacement Calculator — United States
Combine a quoted per-window replacement price with a conductive heat-loss comparison using whole-window U-values. USD planning view; stated limitations apply.
Flooring Materials Calculator — United States
Round a rectangular floor area up to whole manufacturer packs and keep the extra material visible. USD planning view; stated limitations apply.
Drywall Sheet Calculator — United States
Calculate board quantity while keeping layers, openings and cutting waste separate. USD planning view; stated limitations apply.
Asphalt Paving Material Calculator — United States
Estimate asphalt paving material from a specified finished geometry; do not infer pavement design from area. USD planning view; stated limitations apply.
Brick and Block Calculator — United States
Estimate masonry units from their modular face dimensions, including the entered mortar joint. USD planning view; stated limitations apply.
Stucco Material Calculator — United States
Convert a specified stucco application thickness into bag quantity using the manufacturer wet-yield figure. USD planning view; stated limitations apply.
Lumber Board Feet Calculator — United States
Calculate a lumber volume tally without silently substituting actual dressed dimensions for nominal billing dimensions. USD planning view; stated limitations apply.
Roof Pitch and Rafter Calculator — United States
Convert a measured roof rise and run into pitch, angle and an ideal geometric sloping length. USD planning view; stated limitations apply.
Siding Material Calculator — United States
Use effective installed coverage rather than raw board dimensions to estimate siding packs. USD planning view; stated limitations apply.
outdoor
Deck Materials Calculator — United States
Prepare a transparent takeoff for a simple rectangular deck layout with two support rows. USD planning view; stated limitations apply.
Fence Materials Calculator — United States
Estimate a single open fence run with separate gates and subtract the post displacement from round concrete-filled holes. USD planning view; stated limitations apply.
Driveway Material Calculator — United States
Estimate driveway material from a specified finished geometry; do not infer pavement design from area. USD planning view; stated limitations apply.
Patio Material Calculator — United States
Estimate patio material from a specified finished geometry; do not infer pavement design from area. USD planning view; stated limitations apply.
Sod and Turf Calculator — United States
Round a measured lawn area to supplier roll packaging without assuming that soil preparation is included. USD planning view; stated limitations apply.
project costs
Home Addition Cost Calculator — United States
Build a scoped home addition budget from an explicit area rate and itemized allowances rather than a fabricated national price. USD planning view; stated limitations apply.
Attic Conversion Cost Calculator — United States
Build a scoped attic conversion budget from an explicit area rate and itemized allowances rather than a fabricated national price. USD planning view; stated limitations apply.
Bathroom Remodel Cost Calculator — United States
Build a scoped bathroom remodel budget from an explicit area rate and itemized allowances rather than a fabricated national price. USD planning view; stated limitations apply.
Kitchen Remodel Cost Calculator — United States
Build a scoped kitchen remodel budget from an explicit area rate and itemized allowances rather than a fabricated national price. USD planning view; stated limitations apply.
Basement Finishing Cost Calculator — United States
Build a scoped basement finishing budget from an explicit area rate and itemized allowances rather than a fabricated national price. USD planning view; stated limitations apply.
structural
Retaining Wall Block Calculator — United States
Count face blocks for a specified wall geometry, without representing the takeoff as a retaining-wall design. USD planning view; stated limitations apply.
Strip Foundation Concrete Calculator — United States
Calculate concrete quantity for an already specified rectangular strip foundation. USD planning view; stated limitations apply.
Rebar Takeoff Calculator — United States
Estimate a rectangular reinforcement grid from specified cover, spacing, bar size and layer count. USD planning view; stated limitations apply.
Simply Supported Steel Beam Screening Calculator — United States
Check the arithmetic of an idealized simple beam with a specified section and uniformly distributed total load. USD planning view; stated limitations apply.
systems
Wire Voltage Drop Screening Calculator — United States
Screen the resistive voltage drop of a DC or idealized single-phase two-conductor circuit using explicit material resistivity. USD planning view; stated limitations apply.
Electrical Panel Load Screening Calculator — United States
Check a specified single-phase demand scenario without applying an invented code demand schedule. USD planning view; stated limitations apply.
Pipe Flow and Diameter Screening Calculator — United States
Translate an explicit design flow and velocity into a geometric bore diameter. USD planning view; stated limitations apply.
Duct Area and Diameter Screening Calculator — United States
Calculate an equal-area duct geometry for a specified airflow and velocity, not a fan-pressure design. USD planning view; stated limitations apply.
Water Heater Storage and Recovery Calculator — United States
Relate a specified mixed-water draw to ideal storage and recovery power using an explicit temperature balance. USD planning view; stated limitations apply.
Frequently asked questions
Does this directory imply full local-rule coverage?
No. Each calculator states its scope. An implemented mathematical worksheet is not the same as a fully researched statutory calculator.
Where do the amounts come from?
Either your inputs or an explicitly named and dated reference component. Illustrative defaults are not supplier quotes or market averages.
Can I compare assumptions?
Use the individual calculator’s scenario controls. Read its formula, period, units and limitations before comparing results.