For Those With An Irregular Shape Pond, Our Combination Of 25mm/1 Square X 1.5mm Thick Galvanised Steel Linking Bars And Tough Nylon Connectors Will Enable You To Create Your Own Tailored Lightweight Pond Coversyou Even Have The Option To Configure A Flat Or Raised Frame!easy As 1, 2, 3... Measure Your Pond Circumference To Work Out Which Linking Bars You Need To Fit Your Ponds Shape. Bamboo Canes Cut To Lengths Are Really Useful To Help Measure And Decide On The Best Way To Encircle Your Pond. Note That Connectors Will Add 2cm To The End Of Each Bar.for A Flat Pond Cover Order The Same Number Of Flat Connectors As Horizontal Linking Bars.for A Raised Pond Cover Order Double The Number Of Horizontal Linking Bars As You Would For A Flat Cover To Form The Upper And Lower Linking Rails. Decide On The Height Required (20cm Or 45cm), Order The Same Number Of Uprights As Pairs Of Linking Bars. (please Note That These Must Be All The Same Length.) Then Select The Same Number Of Raised Connector Pair Packs As Uprights.1. Steel Linking Barshorizontal Linking Bars:0.50m L Gdn-753 1.00m L Gdn-7541.50m L Gdn-7572.00m L Gdn-758steel Upright Bars For A Raised Cover:15cm L (results In 20cm H Cover) Gdn-75140cm L (results In 45cm H Cover) Gdn-7522. Durable Connectorsoperate In An Angle Range Of 45 - 195 Degrees.flat Cover Connector(single) - Gdn-759raised Cover Connectors(pair) - Gdn-829*nb. Each Connector Will Add 25.4mm To The Length Of The Bar When Inserted In The Bar. 3. Attach Your Nettingthe Final Stage Is Choosing Your Netting And Fixing Option. We Recommend Our Extra Heavy-duty 19mm Knotted Mesh Protection Nettingfor Flat Covers Simply Measure A Square Or A Rectangle That Will Cover The Entire Pond Surface, Round Up To The Nearest Whole Metre.for Raised Covers Do The Same But Add At Least Double The Height Chosen (in Each Width Length Direction) For Your Cover To Accommodate The Vertical Section.netting