{"product_id":"coolboys-16x20-sun-shade-sail-dark-grey-rectangle-uv-blocking-outdoor-canopy-breathable-hdpe","title":"COOLBOYS 16'x20' Sun Shade Sail — Dark Grey Rectangle UV-Blocking Outdoor Canopy, Breathable HDPE","description":"\u003cstrong\u003eCOOLBOYS 16'x20' dark grey rectangle sun shade sail is a durable outdoor canopy made from high-density polyethylene that blocks up to 95% of UV rays and creates a cooler, private area for patios, yards, pergolas, and carports.\u003c\/strong\u003e\n\n\u003cp\u003eThis breathable shade sail combines a single-piece, curved-edge design with reinforced stitching and rust-resistant stainless-steel D-rings to deliver stable sun protection for outdoor spaces. Sized at 16 by 20 feet in a neutral dark grey, it is intended for permanent or seasonal installation over decks, poolside seating, driveways, and other open-air gathering spots. The fabric reduces direct sunlight and lowers perceived temperature beneath the canopy without trapping heat like impermeable materials.\u003c\/p\u003e\n\n\u003ch3\u003eHow well does this sail protect from sunlight and heat?\u003c\/h3\u003e\n\u003cp\u003eThe sail uses high-density polyethylene fabric engineered to block approximately 95% of UV radiation and provide an 85%–90% shade rate. Its knitted, breathable structure lets air pass through, improving comfort below the canopy while cutting glare and UV exposure.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUV blocking up to 95% to reduce sun exposure.\u003c\/li\u003e\n  \u003cli\u003e85%–90% shade factor for significant cooling effect.\u003c\/li\u003e\n  \u003cli\u003eBreathable weave prevents heat build-up under the sail.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and hardware ensure durability?\u003c\/h3\u003e\n\u003cp\u003eThe sail is a single, unspliced panel of HDPE with reinforced, stitched seams to prevent tearing at stress points. Each corner is fitted with rust-resistant stainless-steel D-rings and the package includes 3–4 heavy-duty ropes for straightforward attachment to posts or anchors.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-density polyethylene fabric resists UV degradation.\u003c\/li\u003e\n  \u003cli\u003eReinforced stitched seams increase tensile strength.\u003c\/li\u003e\n  \u003cli\u003eStainless-steel D-rings resist corrosion in outdoor conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy does the sail have a curved edge and what installation tips matter?\u003c\/h3\u003e\n\u003cp\u003eThe curved edge reduces sagging once tensioned and distributes stress across the fabric for a cleaner, more stable canopy. When installing, allow 0.5–1 foot of clearance from the fixing point to the fabric to accommodate ropes or mounting hardware; the material may vary by ±4 inches from nominal dimensions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCurved edges minimize droop and improve water runoff tendencies.\u003c\/li\u003e\n  \u003cli\u003eLeave recommended space for mounting hardware and tensioning.\u003c\/li\u003e\n  \u003cli\u003eExpect a small manufacturing tolerance of about ±4 inches in size.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhere can I use a 16'x20' rectangle shade sail effectively?\u003c\/h3\u003e\n\u003cp\u003eThis size and shape works well over medium to large seating areas, barbecue zones, playgrounds, and vehicle covers. The dark grey tone offers a neutral look that complements modern and traditional outdoor décor while providing practical coverage across many typical backyard uses.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePatios, decks, pergolas, and poolside lounging areas.\u003c\/li\u003e\n  \u003cli\u003eCarports, driveways, entryways, and shaded play areas.\u003c\/li\u003e\n  \u003cli\u003eGarden seating, BBQ zones, and community park shelters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Homeowners, renters with secure mounting points, and small-business operators who need a cost-effective, breathable shade solution will benefit from the COOLBOYS 16'x20' rectangle sail. It suits people wanting strong UV protection without a solid canopy, those who prefer a minimal, modern aesthetic, and anyone looking for a durable single-piece sail that’s simple to tension and maintain.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this sail block UV rays?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The HDPE fabric blocks up to 95% of UV rays and offers about 85%–90% shade.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What mounting space is required for installation?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Allow 0.5–1 foot between anchor points and the sail to fit hardware or rope; size tolerance ±4 inches.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"COOLBOYS","offers":[{"title":"Default Title","offer_id":56844100272468,"sku":"B0BLMHKV8K","price":126.85,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/coolboys-front-full-view.jpg?v=1787084147","url":"https:\/\/gardenluxe.co.uk\/products\/coolboys-16x20-sun-shade-sail-dark-grey-rectangle-uv-blocking-outdoor-canopy-breathable-hdpe","provider":"Gardenluxe Uk","version":"1.0","type":"link"}