Grease Trap Installation in Seattle, WA

When you need a new grease trap installed in Seattle, WA, FHN Plumbing provides skilled service for both commercial and residential properties.

4.9/5 382 reviews
  • Fast, Dependable Service
  • Prompt, Reliable Service
  • Permit and Inspection Support
  • Upfront Pricing
Call Us Now(425) 491-3131
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Grease Trap Installation service for Seattle, WA homeowners
Grease Trap InstallationSeattle, WA
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Expert Grease Trap Installation Services in Seattle, WA.

Call (425) 491-3131 to schedule a site visit and sizing review for your kitchen.

(425) 491-3131Monday - Saturday : 8.00 am - 6.00 pm

Grease Trap Installation Built to Code in Seattle, WA

When it comes to grease trap installation, FHN Plumbing provides complete services throughout Seattle, WA. Our licensed plumbers ensure that your new system is sized correctly, installed to meet all local regulations, and functions efficiently from day one.

Our expertise includes:

  • Flow control fittings, vented connections and sample ports
  • In-ground concrete and polyethylene gravity interceptor installs
  • Compliance with Washington plumbing and environmental codes.
Your Go-To for Grease Trap Installation in Seattle, WA

Additional Kitchen Plumbing Services in Seattle, WA

Our kitchen plumbing services in Seattle, WA cover sinks, disposals, dishwashers, and grease traps so your kitchen stays clean, safe, and fully functional.

Why Choose FHN Plumbing for Grease Trap Installation in Seattle, WA?
4,600+Satisfied
Customers

Why Choose FHN Plumbing for Grease Trap Installation in Seattle, WA?

Without a correctly installed grease trap, your commercial kitchen faces potential blockages, foul odors, and health code violations. FHN Plumbing provides the experience to avoid these problems in your Seattle establishment.

  • Accurate Sizing, We calculate gallons per minute for every connected sink and dishwasher before selecting a unit.
  • Code Compliant, Each install includes the venting, flow control and access called for by local plumbing code.
  • System Efficiency, Proper sizing and installation mean your grease trap will properly filter waste, extending the life of your plumbing system.

Citywide Coverage

FHN Plumbing serves every neighborhood and business district of Seattle for grease trap installation. From downtown eateries to suburban restaurants, our plumbers are familiar with the needs and permit processes across the area.

Experienced Team

Each FHN Plumbing technician working on your grease trap installation in Seattle is a veteran professional. They understand the details of commercial plumbing and are committed to delivering high-quality, durable solutions.

Safety-First Approach

Safety and code compliance are top priorities for every grease trap installation we perform. We adhere to all local Seattle ordinances and national safety standards to protect your property and our team.

Trusted Certified Seattle Plumbing Services Professionals

At FHN Plumbing, we take pride in providing licensed, certified plumbing services throughout Seattle, WA. Backed by leading industry credentials, our experienced plumbers combine technical skill with genuine customer care. Whether it is repair, installation, or maintenance, we follow strict safety and quality standards to deliver lasting results you can trust.

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PHCC member plumbing contractorPHCC Plumbing Contractor Recognition
Better Business Bureau accredited plumbing businessBetter Business Bureau (BBB) Accreditation
Angi Certified Pro plumberAngi Certified Pro
ISO 9001 quality management certificationISO 9001 Quality Management Certification

Code-Ready Grease Trap Installation Services in Seattle, WA

Restaurant Grease Trap Compliance in Seattle, WA

Making sure your restaurant's grease trap system in Seattle, WA meets all local and state plumbing and environmental codes is crucial. FHN Plumbing is well-versed in Washington regulations concerning FOG discharge and commercial kitchen waste. We make sure that every grease trap installation we perform is fully compliant, helping you avoid penalties and maintain a clean, responsible operation.

Grease Trap Installation in Seattle

Grease Trap Installation Cost in Seattle, WA

Small under-sink hydromechanical traps generally cost much less to install than large outdoor interceptors. Indoor units are typically a few thousand dollars installed, while in-ground interceptors can run well into five figures with excavation and concrete work. Pricing depends on unit size, location, soil conditions and whether we need to cut and patch floors. We give you a written estimate that includes permits and inspection. That way there are no surprises during construction.

In-Ground Gravity Interceptor Installation in Seattle, WA

Larger restaurants and high-volume kitchens often need an outdoor gravity interceptor. These concrete or polyethylene tanks usually range from several hundred to over 1,500 gallons. We excavate, set the tank on a stable base, connect inlet and outlet piping and install manhole risers. Glacial till and dense hardpan are common in western Washington, and they drain poorly enough to keep water against foundations and in crawlspaces. We plan excavation equipment around the ground conditions we find on site. A properly installed interceptor can go much longer between pump-outs than an indoor trap.

Under-Sink Grease Trap Setup in Seattle, WA

Smaller establishments or specific kitchen stations in Seattle, WA may benefit from compact under-sink grease traps. These units are ideal for capturing FOG at the source, preventing it from entering the main plumbing lines. Our team expertly installs these smaller units, ensuring proper sizing, sealing, and connection to your existing plumbing system for effective waste management and odor control.

Food Truck Commissary and Ghost Kitchen Traps in Seattle, WA

Commissary kitchens and ghost kitchens often have several prep stations and heavy dishwashing loads. We design grease trap installs that handle high flow from multiple sinks and dish machines. Each unit is sized for the combined discharge, not just one fixture. We also install cleanouts and sample ports where the city requires them. This keeps shared kitchens compliant for each tenant.

Grease Trap Sizing and Placement in Seattle, WA

Correct sizing and strategic placement are critical for a grease trap's effectiveness. Installing a unit that is too small will lead to frequent clogs and overflow, while an oversized one can be an unnecessary expense. Our plumbers carefully calculate the required capacity based on your kitchen's water flow, fixture count, and operating hours, ensuring optimal performance for your Seattle, WA business.

Hydro-Mechanical Grease Interceptor Installation in Seattle

Hydro-mechanical grease interceptors, often called HGI units, are compact and designed for indoor use, usually under a sink or on the floor. These units use baffles to slow down wastewater flow, allowing grease to separate and accumulate. FHN Plumbing expertly installs various sizes of HGI units, ensuring proper venting, leveling, and connection to your drainage system in Seattle for maximum efficiency.

Grease Trap Installation service for Seattle, WA homeowners

Large Outdoor Grease Interceptor Installation in Seattle

For high-volume commercial kitchens in Seattle, large outdoor grease interceptors are often required by code. These large units are installed underground and designed to manage significant amounts of FOG before wastewater enters the municipal sewer system. We handle the whole process, including excavation, precise placement, connection, and final inspection, ensuring a robust and compliant installation.

Grease Trap Installation Near Me in Seattle, WA

Restaurant owners looking for grease trap installation near me can count on our local commercial team. We understand local pretreatment rules and the inspection process. That local knowledge helps your project move along quickly.

When your business requires professional grease trap installation, you need a reliable local partner. FHN Plumbing is committed to serving the Seattle community with reliable, code-compliant plumbing solutions. Reach out for a hassle-free installation experience.

FHN Plumbing at a Glance

  • Licensed and insured plumbers serving Seattle, WA
  • 24/7 emergency service with same-day scheduling
  • Clear written estimates, no hidden fees
  • 4.9-star rated by 382+ Washington customers

Seattle Map

Seattle Information

Population
755,078
Area codes
206/425/564
Service area
Seattle and communities within 40 miles
Nearby
Kirkland, Bellevue, Shoreline, Burien

For homes and businesses in Seattle, WA, a properly installed grease trap is crucial for preventing costly plumbing blockages and maintaining a healthy environment. Washington has two very different climates, with long, wet and mild seasons in the west and hot, dry summers and cold winters in the east.

Expert Services

Trust our professionals for reliable FHN Plumbing solutions in Seattle, WA.

Our Specialized Plumbing Services in Seattle, WA

At FHN Plumbing, we provide a complete range of plumbing services across Seattle, WA. From leak detection to full system installations, our team ensures fast, precise, and affordable service for both residential and commercial properties. Explore our core services below:

How Our Grease Trap Installation Process Works in Seattle, WA

FHN Plumbing follows a clear, step-by-step process to ensure every grease trap installation in Seattle, WA is done correctly and to code.

01

Request a Quote

Contact us at (425) 491-3131 to discuss your grease trap installation needs. We will gather information about your commercial kitchen or property and schedule an on-site assessment.

02

Site Assessment

Our expert plumbers will visit your Seattle location to evaluate the space, determine the right grease trap size, and identify the best placement. We consider factors like kitchen layout, water usage, and local code requirements.

03

Permit Acquisition

For commercial grease trap installations in Seattle, permits are often required. We assist you in navigating the necessary paperwork and ensure all local permits are secured before starting work.

Frequently Asked Questions About Grease Trap Installation in Seattle

The cost of grease trap installation in Seattle, WA varies widely based on the type and size of the trap, whether it's an indoor or outdoor unit, and the complexity of the installation. For a small under-sink hydro-mechanical unit, plan on between $1,500 and $4,000. Larger outdoor gravity interceptors can range from $7,000 to $20,000 or more, including excavation and concrete work.

We install all common types of grease traps, including gravity grease interceptors, hydro-mechanical grease traps (automatic grease removal units), and compact under-sink grease traps. Our team helps you choose the best system for your commercial kitchen's specific needs and local code requirements.

An indoor under-sink trap can often be installed in a day. Outdoor interceptors typically take several days to a week or more, depending on excavation, concrete work and inspection scheduling.

The main purpose of a grease trap is to intercept fats, oils, and greases (FOG) from commercial kitchen wastewater before they enter the public sewer system. This prevents pipe blockages, protects municipal infrastructure, and helps businesses comply with environmental regulations.

Signs you might need a new grease trap include frequent drain clogs, slow drainage in multiple fixtures, persistent foul odors coming from drains, or if your current unit is old, corroded, or no longer meeting local code requirements. An inspection by a professional plumber can verify the need for replacement.

We recommend and install high-quality, durable grease trap brands such as Zurn, Big Dipper, Schier, and Rockford Separators. These manufacturers are known for their reliability and compliance with industry standards, offering various solutions to meet diverse commercial kitchen needs.

The timeline for grease trap installation depends on the project's scope. A simple under-sink unit might take a few hours. Larger outdoor gravity interceptors, which involve excavation and more extensive plumbing, can take anywhere from one to several days. We always aim to minimize disruption to your business operations.

We calculate flow from every connected fixture, including sinks, floor sinks and dish machines. Hydromechanical units are typically rated by gallons per minute, while gravity interceptors are sized by volume and retention time.

What People Are Saying About Our Plumbing Experts?

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