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  • Mangano Plumbing Sewer & Drain, Inc. Mangano Plumbing Sewer & Drain, Inc. $100 OFF Hot Water Heater Replacement Must mention coupon before service. Coupons cannot be combined with any other specials. Additional restrictions may apply. Call today for details!
  • Mangano Plumbing Sewer & Drain, Inc. Mangano Plumbing Sewer & Drain, Inc. 10% OFF Line Clogs Must mention coupon before service. Coupons cannot be combined with any other specials. Additional restrictions may apply. Call today for details!
  • Mangano Plumbing Sewer & Drain, Inc. Mangano Plumbing Sewer & Drain, Inc. $25 OFF Cesspool or Septic Tank Service ($25 Deducted off total bill) Must mention coupon before service. Coupons cannot be combined with any other specials. Additional restrictions may apply. Call today for details!
  • Mangano Plumbing Sewer & Drain, Inc. Mangano Plumbing Sewer & Drain, Inc. $50 OFF Toilet OR Faucet Replacement (NOT Provided by Customer) Must mention coupon before service. Coupons cannot be combined with any other specials. Additional restrictions may apply. Call today for details!
  • Mangano Plumbing Sewer & Drain, Inc. Mangano Plumbing Sewer & Drain, Inc. 10% OFF Video Inspection Must mention coupon before service. Coupons cannot be combined with any other specials. Additional restrictions may apply. Call today for details!
  • Mangano Plumbing Sewer & Drain, Inc. Mangano Plumbing Sewer & Drain, Inc. $50 OFF Complete Service of Main Pool & Overflow (or Septic Tank & Overflow ($50 Deducted off total bill) Must mention coupon before service. Coupons cannot be combined with any other specials. Additional restrictions may apply. Call today for details!
  • Mangano Plumbing Sewer & Drain, Inc. Mangano Plumbing Sewer & Drain, Inc. $250 OFF New Septic System Installation Must mention coupon before service. Coupons cannot be combined with any other specials. Additional restrictions may apply. Call today for details!

Money-Saving Coupons

Get Quality Plumbing Services without Draining Your Wallet

There is no need to put off plumbing, sewer, septic, or drain issues when you take advantage of our current online coupons. offers amazing deals that will not only give you savings but will also ensure you have a working, reliable wastewater system for years to come. Take a look at our coupons below and start downloading. We update our special offers regularly, so remember to visit this page any time you need to call our Long Island plumbers.

For questions about our current or upcoming deals, please don’t hesitate to call us at (631) 250-2556!