The following are the top level categories of calculators and data for the Salisbury Builders Supply store.  

• Building Materials:  Lumber, Insulation, Roofing, Siding, Tile, Flooring and more.  It also included calculators for framing of different shaped roofs (e.g., gable, hip, shed and gambrel) and wall structures.
• Paint PLUS: Indoor Paint, Primer, Outdoor Paint, Coatings (e.g., foundation, roof, driveway), Wood Stains, Polyurethane and even barn and fence paint.
• Outdoor Living: Calculators to compute supplies and materials in the garden, planters, lawn, driveway, firepits, grilling, patios, greenhouses and even the kid's sandbox. 
• Plumbing: Supply or disposal (sewage) materials in copper, pex or PVC functions.  Irrigatation, hot water tanks and sump pumps too.
• Electrical: Wire, outlets, switches, conduit, power and more in helpful calculators and data.
• Hardware: Calculators to compute information for hardware including nails, screws, cable and hangers.