Uploaded December 2025 | Updated September 2026, 2 weeks ago
Dive into this comprehensive DIY guide from Sailrite, where Eric Grant walks you through crafting a custom, weather-resistant cover for an L-shaped bench seat on your pontoon boat. Perfect for boat owners looking to shield their upholstery from rain, wind, and UV damage without the hassle of bulky full-boat covers. Don't forget to like, subscribe, and comment your project results below.
See other pontoon boat upholstery cover tutorials here: youtube.com/playlist?list=PLAbM539i4biUUWYgG_81u-7PkE1T93RNc&si=NFTKFl7P35RBiYRn
CHAPTER LIST:
Patterning Seat - 1:03
Cutting Fabric Panels to Size - 16:53
Creating Obstacle Circle Cutouts - 22:50
Sewing Panels Together - 28:07
Adding Boxing Rectangle Piece - 39:35
Sewing Binding on Edges Along Rail - 45:38
Adding Webbing, Binding on Rail Flap Edge - 48:18
Easy Fits on Rail Flap & Marking Bottom - 51:12
Installing Snaps on Rail Flap Edge - 54:15
Adding Snaps Around Bottom - 55:09
The L-shaped bench seat cover takes about 5 yards of 60-inch-wide fabric. We used Top Notch 7 fabric.
MATERIAL LIST:
Filament Strapping Tape 3/4" (60 yds.) - SKU: 5643 sailrite.com/3M-Filament-Strapping-Tape-3-4
Seamstick 3/8" Basting Tape for Canvas (36 yds.) - SKU: 122064 sailrite.com/Seamstick-3-8-Basting-Tape-for-Canvas-36-Yards
Dura-Skrim® Patterning Material 74" - SKU: 103134 sailrite.com/Dura-Skrim-2-Patterning-Material-74
Top Notch® 7 Charcoal 60" Fabric - SKU: 126942 sailrite.com/search.php?query=top+notch+7
Tex 70 Polyester Thread sailrite.com/search.php?query=tex+70+polyester
Top Notch® 9 Polyester Bias Binding Tape Black - SKU: 120940 sailrite.com/Top-Notch-9-Polyester-Bias-Binding-Tape-Black-1-Inch
Black Polypropylene Webbing 1 ½” - SKU: PPLWBK sailrite.com/1-Black-Lightweight-Polypropylene-Webbing?option__custitem111=7&option__custitem_feet=11&quantity=1
DOT® Snap Fastener Cloth-to-Surface Set 3/8" Screw - SKU: 333002 sailrite.com/Snap-Fastener-Cloth-to-Surface-Silver-Button-3-8-Screw-Stud
TOOLS LIST:
Kai Stainless Steel Bent Handle 9" Scissors - SKU: 125661 sailrite.com/Stainless-Steel-9-Bent-Handle-Scissors
Sailrite® Clear Acrylic Ruler 6" x 24" - SKU: 102400 sailrite.com/Clear-Acrylic-Ruler-6-x-24
Glass Head Pins 1-7/8" (100 Pack) - SKU: 123125 sailrite.com/Glass-Head-Pins-1-7-8-100-pack
Sewing Gauge Ruler 6" - SKU: 102995 sailrite.com/Sewing-Gauge-Ruler-6
Chalk Pencil Cartridge Set - SKU: 121669 sailrite.com/Marking-Chalk-Cartridge-for-Fabrics
Sailrite® Edge Cordless Hotknife 18V Package - SKU: 122177 sailrite.com/Sailrite-Edge-Cordless-Hotknife-18V-Package
Precision Cutting Blade & Foot for Edge Hotknife - SKU: 125495 sailrite.com/Precision-Cutting-Blade-Foot-for-Hotknives
Fabric Edge Pattern Notching Tool - SKU: 124326 sailrite.com/Fabric-Edge-Pattern-Notching-Tool
Sailrite® Canvas Patterning Ruler - SKU: 107040 sailrite.com/Sailrite-Canvas-Patterning-Ruler
Sailrite® Scratch Awl - SKU: 123270 sailrite.com/Sailrite-Scratch-Awl
Sailrite® 1" Swing-Away Binder - SKU: 100103 sailrite.com/Binder-1-Swing-Bracket
Sailrite® Ultrafeed® LSZ Walking Foot Sewing Machine - SKU: 311602 sailrite.com/Sailrite-Ultrafeed-LSZ-Walking-Foot-Sewing-Machine-110V
Large Fabric/Leather Grip Clips - SKU: 126365 sailrite.com/Large-Fabric-Leather-Grip-Clips
Deluxe 5-1/2" Magnetic Sewing Guide - SKU: 103597 sailrite.com/Deluxe-5-1-2-Magnetic-Sewing-Guide
Tape Measure 120" - SKU: 102986 sailrite.com/Tape-Measure-120-Inch
Seam Ripper Deluxe - SKU: 18104
Easy Fit Pin Socket - Snap Positioning System - SKU: 102009 sailrite.com/Quick-Fit-Pin-Socket-Snap-Positioning-System
Easy Fit Release Tool - SKU: 102011 sailrite.com/Quick-Fit-Release-Tool-Snap-Positioning-System
Easy Fit Plastic Holding Cap (5 pack) - SKU: 102007 sailrite.com/Quick-Fit-Plastic-Holding-Cap-Snap-Positioning-System
Pres-N-Snap® Installation Tool - SKU: 109011 sailrite.com/Pres-N-Snap-Fastener-Tool
Dive into this comprehensive DIY guide from Sailrite, where Eric Grant walks you through crafting a custom, weather-resistant cover for an L-shaped bench seat on your pontoon boat. Perfect for boat owners looking to shield their upholstery from rain, wind, and UV damage without the hassle of bulky full-boat covers. Don't forget to like, subscribe, and comment your project results below.
See other pontoon boat upholstery cover tutorials here: youtube.com/playlist?list=PLAbM539i4biUUWYgG_81u-7PkE1T93RNc&si=NFTKFl7P35RBiYRn
CHAPTER LIST:
Patterning Seat - 1:03
Cutting Fabric Panels to Size - 16:53
Creating Obstacle Circle Cutouts - 22:50
Sewing Panels Together - 28:07
Adding Boxing Rectangle Piece - 39:35
Sewing Binding on Edges Along Rail - 45:38
Adding Webbing, Binding on Rail Flap Edge - 48:18
Easy Fits on Rail Flap & Marking Bottom - 51:12
Installing Snaps on Rail Flap Edge - 54:15
Adding Snaps Around Bottom - 55:09
The L-shaped bench seat cover takes about 5 yards of 60-inch-wide fabric. We used Top Notch 7 fabric.
MATERIAL LIST:
Filament Strapping Tape 3/4" (60 yds.) - SKU: 5643 sailrite.com/3M-Filament-Strapping-Tape-3-4
Seamstick 3/8" Basting Tape for Canvas (36 yds.) - SKU: 122064 sailrite.com/Seamstick-3-8-Basting-Tape-for-Canvas-36-Yards
Dura-Skrim® Patterning Material 74" - SKU: 103134 sailrite.com/Dura-Skrim-2-Patterning-Material-74
Top Notch® 7 Charcoal 60" Fabric - SKU: 126942 sailrite.com/search.php?query=top+notch+7
Tex 70 Polyester Thread sailrite.com/search.php?query=tex+70+polyester
Top Notch® 9 Polyester Bias Binding Tape Black - SKU: 120940 sailrite.com/Top-Notch-9-Polyester-Bias-Binding-Tape-Black-1-Inch
Black Polypropylene Webbing 1 ½” - SKU: PPLWBK sailrite.com/1-Black-Lightweight-Polypropylene-Webbing?option__custitem111=7&option__custitem_feet=11&quantity=1
DOT® Snap Fastener Cloth-to-Surface Set 3/8" Screw - SKU: 333002 sailrite.com/Snap-Fastener-Cloth-to-Surface-Silver-Button-3-8-Screw-Stud
TOOLS LIST:
Kai Stainless Steel Bent Handle 9" Scissors - SKU: 125661 sailrite.com/Stainless-Steel-9-Bent-Handle-Scissors
Sailrite® Clear Acrylic Ruler 6" x 24" - SKU: 102400 sailrite.com/Clear-Acrylic-Ruler-6-x-24
Glass Head Pins 1-7/8" (100 Pack) - SKU: 123125 sailrite.com/Glass-Head-Pins-1-7-8-100-pack
Sewing Gauge Ruler 6" - SKU: 102995 sailrite.com/Sewing-Gauge-Ruler-6
Chalk Pencil Cartridge Set - SKU: 121669 sailrite.com/Marking-Chalk-Cartridge-for-Fabrics
Sailrite® Edge Cordless Hotknife 18V Package - SKU: 122177 sailrite.com/Sailrite-Edge-Cordless-Hotknife-18V-Package
Precision Cutting Blade & Foot for Edge Hotknife - SKU: 125495 sailrite.com/Precision-Cutting-Blade-Foot-for-Hotknives
Fabric Edge Pattern Notching Tool - SKU: 124326 sailrite.com/Fabric-Edge-Pattern-Notching-Tool
Sailrite® Canvas Patterning Ruler - SKU: 107040 sailrite.com/Sailrite-Canvas-Patterning-Ruler
Sailrite® Scratch Awl - SKU: 123270 sailrite.com/Sailrite-Scratch-Awl
Sailrite® 1" Swing-Away Binder - SKU: 100103 sailrite.com/Binder-1-Swing-Bracket
Sailrite® Ultrafeed® LSZ Walking Foot Sewing Machine - SKU: 311602 sailrite.com/Sailrite-Ultrafeed-LSZ-Walking-Foot-Sewing-Machine-110V
Large Fabric/Leather Grip Clips - SKU: 126365 sailrite.com/Large-Fabric-Leather-Grip-Clips
Deluxe 5-1/2" Magnetic Sewing Guide - SKU: 103597 sailrite.com/Deluxe-5-1-2-Magnetic-Sewing-Guide
Tape Measure 120" - SKU: 102986 sailrite.com/Tape-Measure-120-Inch
Seam Ripper Deluxe - SKU: 18104
Easy Fit Pin Socket - Snap Positioning System - SKU: 102009 sailrite.com/Quick-Fit-Pin-Socket-Snap-Positioning-System
Easy Fit Release Tool - SKU: 102011 sailrite.com/Quick-Fit-Release-Tool-Snap-Positioning-System
Easy Fit Plastic Holding Cap (5 pack) - SKU: 102007 sailrite.com/Quick-Fit-Plastic-Holding-Cap-Snap-Positioning-System
Pres-N-Snap® Installation Tool - SKU: 109011 sailrite.com/Pres-N-Snap-Fastener-Tool
