Outdoor living rooms need furniture that transitions between intimate conversation and larger entertaining without feeling too bulky or too lightweight for daily use. The Castelle Berkeley Outdoor Couch Set, a 5-seat aluminum outdoor dining set with deep seating and customizable finishes, is available at LOOMLAN with free shipping. Full Specifications Brand Castelle Set Configuration 5-piece: two lounge chairs, one 3-seat sofa, coffee table, side table Frame Material Cast and extruded aluminum Finish Multi-stage powder-coat in walnut brown (customizable) Seating Depth 33.5 inches Back Height 36 inches Coffee Table Dimensions 64 inches (length specified) Upholstery Premium outdoor fabric (customizable) Weather Resistance Rust-proof, commercial-grade, coastal-environment rated Assembly Minimal assembly required What Is an Outdoor Sofa Set? An outdoor sofa set is a collection of deep-seating furniture designed for exterior use, featuring weather-resistant materials and construction methods that withstand rain, sun, and temperature extremes year-round. Unlike indoor sofas with wood frames and cotton fabrics, outdoor sofa sets use aluminum or teak frames with quick-dry foam and solution-dyed fabrics for permanent outdoor placement. What You Get With the Castelle Berkeley Outdoor Couch Set Dual Aluminum Construction -- Cast aluminum creates decorative details and structural joints while extruded aluminum forms main frame members for superior strength-to-weight ratio. Multi-Stage Powder-Coat Finish -- Comprehensive finishing process includes cleaning, etching, primer, multiple color coats, and high-temperature curing to bond molecularly with aluminum and prevent chip spread. Deep Seating Comfort -- 33.5-inch seating depth allows full recline or curled positions, with 36-inch back height providing lumbar and upper back support matching indoor comfort levels. Complete Table Integration -- Included 64-inch coffee table and coordinating side table create a unified outdoor room for relaxation and entertaining. Customizable Finishes -- Walnut brown powder coat and premium outdoor fabrics can be customized to match existing outdoor patio furniture schemes. How Should You Arrange Outdoor Dining Sets on a Patio? Position the Berkeley sofa and chairs to define conversation zones on decks or covered terraces, using the coffee table as a central anchor point. Pair with coordinating outdoor dining chairs for flexible entertaining that transitions between casual lounging and structured dining. Frequently Asked Questions What is the best material for a patio dining set? Aluminum offers the best combination of weather resistance, low maintenance, and weight -- cast and extruded aluminum construction provides stability without rust concerns. Is aluminum patio furniture good? Aluminum is excellent for outdoor use because it naturally resists rust, tolerates coastal salt air, and maintains structural integrity through freeze-thaw cycles. What does powder coated aluminum mean? Powder coating applies dry color particles electrostatically before high-heat curing, creating a finish that bonds molecularly with aluminum rather than sitting on top like paint. What outdoor dining set is best for restaurants? Commercial-grade aluminum sets like the Berkeley collection offer the durability restaurants need with multi-stage finishes that resist heavy use and daily cleaning. Does this set require assembly? Minimal assembly is required; most sections arrive pre-assembled with simple connection points for final configuration. How do you protect an outdoor dining set? Powder-coated aluminum requires only periodic cleaning with mild soap and water; covers extend fabric life but are not required for frame protection. Trade & Commercial Specifications The Berkeley set's commercial-grade construction makes it ideal for hospitality projects, restaurant patios, and high-end residential developments. Interior designers receive net trade pricing with no minimum order through the LOOMLAN Trade Program. Trade Pricing Net trade pricing at login -- apply free Commercial Use Approved for hospitality and restaurant applications Volume Orders Project Concierge support for orders over $5,000 Need help visualizing this set in your space? Upload a photo to LOOMLAN Visual Search or call 833-566-6526 to speak with a furniture specialist. LOOMLAN is an authorized retailer for Castelle. LOOMLAN is BBB accredited. View our BBB profile.