San Francisco Water, Power, and Sewer gives rebates for the installation of a laundry-to-landscape (L2L) greywater system.

This webpage has details and links to the application.

Below are some details on the program from their website.


Rebate Program Details

The SFPUC’s Laundry-to-Landscape (L2L) Graywater Rebate Program provides qualifying customers who install a L2L graywater system at a single-family or two-unit multi-family property in San Francisco a rebate up to $100 off the purchase cost of three essential L2L graywater components:

  1. Schedule 40 PVC pipe – Rebate not to exceed $25
  2. One (1) full port diverter valve/three-way valve – Rebate not to exceed $50
  3. One (1) air admittance valve (auto-vent or inline vent) – Rebate not to exceed $25

Eligibility Requirements

  • The applicant must have an active SFPUC water service account or obtain approval by the account holder (the water account number for the installation site is required to apply).
  • The L2L system must be installed at a single-family or two-unit residential property in San Francisco with a flat yard or a yard that slopes down from the location of the clothes washer.
  • If the water account holder does not own the property, a Property Owner Release Form signed by the property owner is required.
  • The property must have a working clothes washer that is at or above the landscape grade.