Expert Landscaping & Irrigation Services
From lawn maintenance to backflow testing, we deliver reliable, professional outdoor services you can count on.
Years of Experience
Projects Completed
States Served
Client Satisfaction
Core Services
Professional outdoor services with transparent pricing. Serving residential and commercial properties across Washington and Idaho.
Landscaping Maintenance
Mowing, pruning, weeding, and more. We keep your property looking pristine with professional care and attention to detail.
Irrigation Maintenance
Backflow repair, sprinkler repair, system audits, system add-ons, and seasonal adjustments.
Backflow Testing
Professional backflow testing for new assemblies in Washington and Idaho.
Backflow Installations
Outside irrigation backflow installation services. Permits and inspections included.
Snow Service
Commercial and residential snow removal in Washington.
Service Pricing
All rates listed are set prices. Group and multi-service discounts are available where indicated.
Landscaping Maintenance
Mowing, pruning, weeding, and more. We keep your property looking pristine with professional care and attention to detail.
- Mowing, pruning, weeding, etc.
- Landscape maintenance with small equipment and hand tools
- No group or multi-service discount
- Mowing, pruning, weeding, etc.
- Landscape maintenance with small equipment
- Group or multi-service discount applied
Irrigation Maintenance
Backflow repair, sprinkler repair, system audits, system add-ons, and seasonal adjustments.
- Backflow repair, sprinkler repair, system audit
- System add-ons and seasonal adjustments
- Hand tools and NO parts included
- Backflow repair, sprinkler repair, system audit
- System add-ons and seasonal adjustments
- Hand tools and NO parts included
Backflow Testing
Professional backflow testing for new assemblies in Washington and Idaho.
- For new assemblies NOT in confined spaces
- Washington and Idaho service areas
- Group and multi-service discounts available
Backflow Installations
Outside irrigation backflow installation services. Permits and inspections included.
- 1" and smaller Double Check (DC) Assemblies
- Potable union to non-potable drain/blowout port
- Includes second union, permit, inspection, and initial testing
- 1" and smaller Pressure Vacuum Breaker (PVB) Assemblies
- Potable union to non-potable drain/blowout port
- Includes second union, permit, inspection, and initial testing
- 1" and smaller Reduced Pressure (RP) Assemblies
- Potable union to non-potable drain/blowout port
- Includes second union, permit, inspection, and initial testing
Snow Service
Commercial and residential snow removal in Washington.
- Commercial and residential plowing
- Washington ONLY
- 1 hour minimum
- Commercial and residential snow blowing/shoveling
- Washington ONLY
- 0.5 hour minimum
What Our Clients Say
Trusted by homeowners and businesses across Washington and Idaho.
David Chen
Property Manager · Post Falls, ID
“We manage twelve commercial properties and have been using Northwest Backflow for backflow testing for three years. Always on time, thorough documentation, and great communication.”
Ready to Transform Your Property?
Get a free quote for your landscaping, irrigation, or backflow needs. We serve residential and commercial clients across Washington and Idaho.