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Contractor-grade calculator with 2D visual layout, multi-wall takeoffs, and full BOM.

Direct answer tool with retail box-rounding cheat sheets and rip-cut estimates.

Dedicated estimator for ⅛-inch shadowline reveal boards and blind fasteners.

Calculates symmetrical batten spacing, board counts, and top ledge molding.

Calculates vertical planks and horizontal furring grid schedules over studs.

Estimates interlocking T&G planks and 45-degree blind tongue fasteners.

Side-by-side 3-way calculation comparing costs, boards, and installation hours.

Comprehensive material pricing ($/sq ft), regional labor rates, and sales tax.

Accounts for perpendicular joist fastening, 15% overhead waste, and adhesive.

Contractor estimator for weatherboards, WRB house wrap, and rainscreen gaps.

Estimates 16ga/18ga finish nails, stud crossings, and adhesive tubes.

Estimates surround boards, firebox deductions, cement board, and NFPA 211 clearance.

Master guide to painting and caulking shiplap without cracks. Learn to prime tongue rabbets, paint shadowlines, and apply elastomeric caulk.

Compare MDF vs pine vs cedar vs PVC shiplap. Review moisture resistance, cost per sq ft, warping risk, and best rooms for each wood and composite plank.

Master carpentry guide for installing a shiplap ceiling. Learn joist perpendicular layout, blind nailing technique, expansion gaps, and sag prevention.

Step-by-step contractor guide to installing a shiplap accent wall. Learn stud finding, outlet box extension, level starting courses, and trim detailing.

Complete shiplap dimensions chart. Compare nominal vs actual widths for 1x4, 1x6, and 1x8 planks, rabbet depth overlaps, and coverage calculations.

Understand the differences between nickel gap and traditional shiplap. Compare rabbeted edge profiles, 1/8-inch shadow lines, and installation speed.