MEP & Utility Calculators
Handle the services and site work with calculators for electrical load and wire size, air-conditioner tonnage, solar PV sizing, plumbing pipe estimation, boundary walls, setbacks, and everyday unit conversions.
These bridge the gap between the structure and a finished, liveable home wired, plumbed, and serviced correctly.
Naapi
Measure your plot.
By Laws Checker
Check Building By Laws Online
Naksa Pass / Permit Readiness Wizard Nepal
Check documents, road access, setbacks, FAR, site risks, and timeline before submitting your building permit file.
Land Area Measurement From Trace Map
Measure your plot from blueprint.
Construction Services
Find Right People For Your Project.
Area Converter
Measure Your Area In Different Units.
Unit Conversion Calculator
Convert units of measurement between different systems required for construction projects.
Dispute Email Writer
Generate professional dispute emails for clients or companies using AI-powered content generation.
CV Generator
Generate your CV
QR Code Generator
Create QR codes for easy access to project documents, plans, and specifications on-site.
Contract Maker
Curate the contracts with ai asap.
Setback Calculator Nepal | Building Setback & FAR Rules
Calculate building setback in Nepal based on road width, plot size and municipal rules for house design, naksa pass and planning.
Document Generator
Generate professional quotations, invoices, work contracts, and material requests for Nepali projects.
Water Use + Tanker Cost Calculator Nepal
Estimate household water demand, municipal supply shortage, tanker deliveries, monthly cost, and recommended storage capacity.
Plumbing Pipe Estimator (CPVC, PVC, GI)
Estimate metres of CPVC, PVC, and GI pipe plus fittings count for a residential build from total fixture count and number of floors.
Electrical Load Calculator (Appliance List)
Calculate total connected load, recommended sanctioned load, and MCB rating from a list of household appliances with wattage and quantity.
Electricity Bill + Solar Savings Calculator (Nepal)
Estimate your monthly NEA electricity bill from a list of household appliances, see which appliances cost the most to run, and estimate how much rooftop solar would save.
AC Tonnage & Cooling Load Calculator
Estimate the cooling load (BTU/hr, kW) and recommended air-conditioner tonnage for a room from its size, occupancy, sun exposure, appliance load, and window area.
Wire Size Calculator (Copper, IS 3961)
Find the smallest copper conductor cross-section satisfying continuous-current and voltage-drop constraints per IS 3961, for any load and distance.
Solar PV Sizing Calculator (kWp, Panels, Battery)
Size a residential solar PV system from monthly electricity use and rooftop area: kWp, panel count, battery Ah, and inverter rating for Nepal/India/Pakistan.
Soil Bearing & Foundation Selector
Recommend foundation type and minimum footing dimensions from soil type, building load, and water table depth. Preliminary estimate.
Landscaping Calculator (Topsoil, Pavers, Plants)
Estimate topsoil volume, paver count, and plant count for any garden area split into lawn, paving, and planting zones.
Boundary Wall Calculator (Brick, Cement, Steel)
Calculate brick count, cement bags, sand, and steel reinforcement for a perimeter boundary wall, with gate width and reinforcement details.
Fuel Trip Cost Calculator
Estimate fuel use and cost for repeated vehicle trips.
Generator Fuel Cost Calculator
Estimate generator fuel consumption and operating cost by hours and load.
Rectangular Water Tank Volume Calculator
Calculate gross and usable tank capacity from internal dimensions and freeboard.
Water Pump Runtime Calculator
Estimate filling time, daily runtime, and electricity use for a water pump.
Inverter Battery Backup Calculator
Estimate usable battery energy and backup time for a connected load.
Appliance Electricity Cost Calculator
Estimate monthly kWh and energy cost for any appliance.