Cost of Residential Plumbing Contractors in District of Columbia$102.80 per hour (plus parts and materials) (Range: $96.32 - $109.28) Free Estimates from Local ProsCost of Commercial Plumbing Contractors in District of Columbia$133.80 per hour (plus parts and materials) (Range: $128.89 - $138.70) Free Estimates from Local ProsCost of Plumbing for Remodel or Home Addition in District of Columbia$6,584.70 for repiping 1500 sf home with pex (Range: $5,744.10 - $7,425.30) Free Estimates from Local ProsCost of Toilet Installation or Replacement in District of Columbia$209.63 fixed fee (labor only; toilet pre-purchased) (Range: $202.09 - $217.16) Free Estimates from Local ProsCost of Clearing Drain Clog or Blockage in District of Columbia$182.31 fixed fee (unclog sink/tub/shower) (Range: $163.92 - $200.69) Free Estimates from Local ProsCost of Bathtub Installation in District of Columbia$2,801.30 fixed fee for acrylic tub (installed) (Range: $2,520.40 - $3,082.20) Free Estimates from Local ProsCost of Drain Line Video Inspection in District of Columbia$364.96 fixed fee for video inspection (Range: $340.44 - $389.48) Free Estimates from Local ProsCost of Gas Line Installation in District of Columbia$48.68 per linear foot (interior from gas meter to location) (Range: $39.91 - $57.44) Free Estimates from Local ProsCost of Septic System Installation in District of Columbia$10,592.96 fixed fee for new conventional system (3-bedroom house) (Range: $9,682.31 - $11,503.61) Free Estimates from Local ProsCost of Septic Tank Cleaning or Pumping in District of Columbia$390.20 fixed fee for 1,000 gallon tank (Range: $358.67 - $421.72) Free Estimates from Local ProsCost of Sewer Line Installation and Repair in District of Columbia$91.07 per linear foot (replacement - traditional trench) (Range: $79.86 - $102.27) Free Estimates from Local ProsCost of Swamp Cooler Installation in District of Columbia$3,176.97 fixed fee for 7,500 cfm unit (roof-mounted) (Range: $3,068.19 - $3,285.75) Free Estimates from Local ProsCost of Fuel Tank Installation in District of Columbia$3,386.85 for 500-gallon, underground fuel tank (Range: $3,024.76 - $3,748.94) Free Estimates from Local ProsCost of Fuel Tank Removal in District of Columbia$2,427.95 for removal of 550-gallon oil tank (underground) (Range: $2,304.65 - $2,551.24) Free Estimates from Local ProsCost of Water Softener Installation in District of Columbia$1,591.12 for water softener installation (32,000 grain) (Range: $1,358.98 - $1,823.25) Free Estimates from Local ProsCost of Well Pump Installation in District of Columbia$1,095.59 for shallow well jet pump (mid-grade; up to 25 ft deep) (Range: $1,001.72 - $1,189.45) Free Estimates from Local Pros |