Clear answers for better job decisions.

How to Estimate Garage Demolition

Contractor method for pricing tearing down and hauling away a garage.

How to Estimate Garage Drywall

Contractor method for estimating board, labor and finishing for garage walls.

How to Estimate Garage Insulation

Contractor method for estimating insulation materials and labor for garage walls and ceiling.

How to Estimate Garage Heater Installation

Contractor method for pricing the unit, labor and hookups to heat a garage.

How to Estimate Ceiling Painting

Contractor method for pricing ceiling paint by area, condition and coats.

How to Estimate Exterior Trim Painting

Contractor method for pricing exterior trim by linear footage, width and condition.

How to Estimate Spray Painting

Contractor method for pricing spray painting by area, coats, paint, prep and equipment.

How to Estimate Parking Lot Striping

Contractor method for pricing line painting, stalls and symbols in a parking lot.

How to Size an Off-Grid Solar System

Preliminary method for sizing panels and batteries for a fully off-grid system.

How to Estimate Solar Racking & Mounting

Preliminary method for estimating racking hardware and mounting labor by panel count and roof type.

How to Calculate Solar Panel Roof Area

Preliminary method for estimating the roof area needed to fit a set of solar panels.

How to Set Solar Panel Tilt

Preliminary method for finding the best tilt angle for fixed solar panels by latitude and season.

How to Estimate Backflow Preventer Installation

Contractor method for estimating backflow preventer installation by type, size and labor.

How to Estimate Shower Valve Replacement

Contractor method for estimating shower valve replacement by type, access and labor.

How to Estimate a Main Water Shutoff Valve Replacement

Contractor method for estimating the replacement of the main water shutoff valve.

How to Calculate Water Pressure and Pipe Loss

Contractor method for estimating pressure loss along a water line by pipe size, flow and rise.

How to Estimate Construction Crew Productivity

Contractor method for estimating crew output from production rate, crew size and man-hours.

How to Build a Construction Payment Schedule

Contractor method for building a payment schedule where deposit, milestones and final sum to 100%.

How to Set Job Contingency

Contractor method for keeping contingency separate from markup and profit.

How to Order Material with Waste

Contractor method for adding waste to a net quantity and rounding up to the selling unit.

How to Estimate Soffit and Fascia Replacement

Contractor method for estimating soffit and fascia replacement by length, width and material.

How to Size Roof Ventilation

Contractor method for sizing intake and exhaust ventilation from attic area and net free area.

How to Estimate House Wrap Installation

Contractor method for estimating house wrap rolls, tape, waste and labor.

How to Estimate a Masonry Wall

Contractor method for estimating a masonry wall by area, block, mortar, footing, reinforcement and labor.