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Rectangle Shade Sail
Rectangle Shade Sail
Rectangle Shade Sail
Rectangle Shade Sail
Rectangle Shade Sail
Rectangle Shade Sail
Rectangle Shade Sail
Orange sunshade over a pool area with a garden and house in the background
Rectangle Shade Sail
Rectangle Shade Sail
Rectangle Shade Sail
Rectangle Shade Sail
Rectangle Shade Sail
Rectangle Shade Sail
Rectangle Shade Sail
Orange sunshade over a pool area with a garden and house in the background

Rectangle Shade Sail

Sale price  $179.00 Regular price  $399.00

Create broad, comfortable shade with a clean, modern look. The Rectangle Shade Sail cools seating and walkways while letting fresh air flow. It is a smart choice for patios, cafés, pools, and play areas that need simple, reliable shade.

What This Shade Sail Does

This rectangular sail blocks sun over a large area while air moves freely below. The shape gives straight edges and easy coverage across patios, tables, and play zones. With proper tension and slope, it sheds light rain and cuts glare for a more pleasant space.

Why Choose This Sail

Pick this sail when you want fast shade, a tidy profile, and a setup that stays put when installed correctly.

  • Cooler seating with wide, even shade
  • Glare reduction for dining and reading
  • Stable in a breeze when tensioned and anchored
  • Low-maintenance fabric for busy spaces
  • Flexible anchor options on walls, posts, or pergolas

Key Specs

  • Shape: Rectangle
  • Material: Outdoor-rated fabric
  • Package Contents: Sail and hardware (when included)
  • Use Cases: Patios, cafés, pools, play zones

Compatibility & Use Cases

Plan four solid mounting points with clear lines for the sail corners. Use structural walls, steel posts, or heavy timber set in concrete. Allow a slope for drainage and position for the sun’s path at your site. Add cooling under the sail with fans or misting as needed. For clamps, fittings, and line parts, visit Misting Accessories.

Care & Maintenance

Rinse the sail with a gentle spray to remove dust and pollen. Use mild soap for spots. Inspect anchors and hardware at the start of each season and after strong winds. Re-tension if you see sagging or flutter.

Troubleshooting

  • Sagging center: Increase corner tension and verify slope; move anchors slightly to tighten the span.
  • Flapping in wind: Add tension evenly at all corners; check for obstructions along edges.
  • Water pooling: Increase slope toward a drain edge; re-tension to remove low spots.
  • Edge rubbing: Add a spacer or adjust hardware so fabric does not touch rough surfaces.

Related Parts & Upgrades

Pair your shade with cooling and routing parts for complete comfort across the space.

Product Details

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Cool-Off Rectangle Shade Sails
  • Polymer knitted fabric
  • Rectangle shape design available in 12' x 18' size
  • Available in 6 designer colors (Desert Sand, Forest Green, Mocha, Porcelain, Royal Blue, and Terracotta)
  • Easy installation mounting hardware kit includes 2 Turnbuckles, 2 Snap Hooks, and 4 Pad Eyes, all made from Marine Grade Stainless Steel
  • Strong, durable, and colorfast for years
  • Easy to clean
  • Protected by a 3 year fabric warranty against UV degradation

Installation Overview

Lay out your anchor points, set proper slope, and tension the sail until smooth. Check corners and edges for even pull before use.

Preparation

Mark anchor locations with room for hardware adjustment. Verify each anchor point is sound and aligned with the sail corners. Plan a fall of several inches per 10 feet for drainage.

Install

Attach hardware to each anchor point. Clip the sail at the corners and hand-tighten the adjusters. Keep edges straight and avoid twisting.

Tension & Check

Evenly tension all corners until the fabric is firm with a slight catenary curve. Recheck slope for water run-off. Confirm no sharp edges contact the fabric.

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Frequently Asked Questions

Use rated hardware on solid walls or posts set in concrete. Each point must resist wind loads.

Firm and even at all corners. The fabric should be smooth with a gentle curve along the edges.

Proper tension reduces flutter. In severe wind events, take the sail down to protect it and surrounding structures.


Leave space for hardware and tensioning—do not set anchors corner-to-corner at the exact sail size.

Yes. Add a visible slope so water sheds and does not pool in the center.

Yes. Many sites use fans or mist below for added comfort. Keep equipment clear of the fabric and hardware.

Shipping, Returns & Support

Orders ship promptly and are packed with care. Returns are simple for unused items within the stated window. Contact our support team for help with sizing, anchors, and layout planning.

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