Variable: {payable_days_average_plumbing_industry}Definition: Average number of days it takes plumbing contractors to pay suppliers (accounts payable days outstanding, DPO).Value: N/ATop Performers: Elite 10-20% achieve 50-60 days via strong vendor negotiations and terms optimization (ServiceTitan 2023).Value Tiers: N/A – Consistent across sizes.Red Flag Trigger: <25 days (cash strain) or >75 days (vendor risk).Default Value: 42 days
Variable: {inventory_days_on_hand_plumbing_industry}Definition: Average days plumbing parts inventory is held before use or sale (days inventory outstanding, DIO).Value: N/ATop Performers: Top performers hold <25 days through just-in-time ordering and demand forecasting (ServiceTitan/PHCC).Value Tiers: <$1M revenue: 45 days; $1-5M: 35 days; >$5M: 25 days.Red Flag Trigger: >70 days.Default Value: 35 days
Variable: {productivity_ideal_per_employee_plumbing_industry}Definition: Ideal annual revenue generated per full-time employee in plumbing businesses.Value: N/ATop Performers: Elite achieve $220k+ per employee via high tech utilization (75%+ billable) and upsell focus (Nexstar/ServiceTitan 2023).Value Tiers: <$1M revenue: $140k; $1-5M: $190k; >$5M: $240k.Red Flag Trigger: <$110k per employee.Default Value: $165,000
Variable: {callback_cost_per_incident_plumbing_industry}Definition: Average direct and indirect cost of a single plumbing callback incident.Value: N/ATop Performers: <$200 per incident with callback rates <2.5% via diagnostics training (PHCC/Contractor Magazine).Value Tiers: N/A – Scales minimally with size.Red Flag Trigger: >$450 or rate >7% of calls.Default Value: $325
Variable: {training_cost_per_hour_plumbing_industry}Definition: Average cost per hour for plumbing technician training programs.Value: N/ATop Performers: $45-65/hr with ROI from certifications reducing callbacks 25% (PHCC).Value Tiers: N/A.Red Flag Trigger: <$25/hr (underinvestment) or >$110/hr.Default Value: $55
Variable: {maintenance_contract_renewal_rate_percent_plumbing_industry}Definition: Percentage of plumbing maintenance contracts renewed annually.Value: N/ATop Performers: 93%+ renewal via proactive communication and value-add services (ServiceTitan 2023).Value Tiers: N/A – Goal consistent across sizes.Red Flag Trigger: <78%.Default Value: 87%
Variable: {fixed_costs_annual_plumbing_industry}Definition: Average annual fixed operating costs (rent, admin salaries, insurance, etc.) excluding variable costs.Value: N/ATop Performers: 20-26% of revenue via lean overhead (Nexstar/PHCC benchmarks).Value Tiers: <$1M revenue: $225k; $1-5M: $750k; >$5M: $1.6M (RMA/PHCC).Red Flag Trigger: >38% of revenue.Default Value: N/A – Use tiers
Variable: {tax_rate_percent_plumbing_industry}Definition: Average effective combined federal, state, and local tax rate for plumbing contractors.Value: N/ATop Performers: 22-25% via tax optimization strategies (RMA Annual Studies).Value Tiers: N/A.Red Flag Trigger: >35% (planning needed).Default Value: 27%
Variable: {depreciation_percent_of_fixed_assets_plumbing_industry}Definition: Annual depreciation expense as a percentage of total fixed assets in plumbing firms.Value: N/ATop Performers: 12-15% with efficient asset turnover (IBISWorld/RMA).Value Tiers: N/A.Red Flag Trigger: <8% (under-depreciation) or >25% (over-aging assets).Default Value: 15%
Variable: {ideal_cash_conversion_cycle_days_plumbing_industry}Definition: Optimal cash conversion cycle (DSO + DIO - DPO) for plumbing contractors.Value: N/ATop Performers: <15 days or negative via fast collections and inventory turns (ServiceTitan 2023 avg 22 days).Value Tiers: Small (<10 techs): 35 days; Large (>20 techs): 20 days.Red Flag Trigger: >50 days.Default Value: 25 days