They area designed to fit a standard drainage hole used by most manufacturers. Sold in single units. 21mm between legs Centre to Centre. Height 12mm.
eBay
20/25/32/40/50/63/75mm Plastic PVC Tube Tap Water Connector Ball Valve Coupler Welding Thread Water Pipeline Fittings
Aliexpress UK
They area designed to fit a standard drainage hole used by most UK manufacturers.
eBay
XCAN 60/63mm Slitting & Slotting Saw Blade HSS Steel Circular Saw Blade Cutting Disc for CNC Slitting Machine PVC Cutting Tool
Aliexpress UK
They area designed to fit a standard drainage hole used by many manufacturers. 21mm between legs Centre to Centre.
eBay
5 Meters PP/PE/PVC/ABS Plastic Welding Rods 5x2.5mm Welder Sticks Kit Welded Mesh Repair Strips Soldering Tools for Car Bumpers
Aliexpress UK
They area designed to fit a standard drainage hole used by most manufacturers. Colours available are -. White (RAL9016), Black, Dark Brown, Cream (RAL9001), Tan (RAL1011), Silver Grey (RAL7001), Agate Grey (RAL7038), Anthracite Grey (RAL7016), Slate Grey (RAL7015), Bassalt Grey (RAL7012) Mahogany (RAL8017).
eBay
NuoDunco 180mm Resin Cut Off Wheel 7 Inch Metal Cutting Disc Angle Grinder Saw Blade for Metal Stainless Steel Iron PVC Cutting
Aliexpress UK
The distance for the screw holes 2000 vents is 243mm 3000 vents is 285mm and the 4000 vents is 387mm 5000 vents is 473mm. THIS SALE IS FOR WINDOW TRICKLE VENTS IN BROWN. ( This is for a full vent inner & outer parts ).
eBay
16pcs Furniture Leg Foot Protector Transparent White PVC 16mm/19mm/25mm Wear-resistant Cap Noise Reduction Protect Floor
Aliexpress UK
Chlo Products Window Vents These window vents are Grey&White Grey= Ral:701 5 Slate Grey. The distance for the screw holes 2000 vents is 243mm, 3000 vents is 285mm, 4000 vents is 387mm, 5000 vents is 473mm.
eBay
PVC Manual Air Volume Control Valve Anti Pressure And Anti Drop Pipeline Air Stop Valve PP Valve Switch Air Regulating Valve
Aliexpress UK
They area designed to fit a standard drainage hole used by many manufacturers.
eBay
Composite Multifunctional Cut Saw Blade Circular Disc Diamond Ceramic Tile Glass Wood Marble PVC Ultra Thin Angle Grinder 100mm
Aliexpress UK
They are designed to fit a standard drainage hole used by most manufacturers. White (RAL9016), Black, Dark Brown, Cream (RAL9001), Tan (RAL1011), Silver Grey (RAL7001), Agate Grey (RAL7038), Anthracite Grey (RAL7016), Slate Grey (RAL7015), Bassalt Grey (RAL7012) Mahogany (RAL8017).
eBay
For Makita DJR185Z Reciprocating Saw Cordless 18V Li-ion Battery Mini Wood Metal PVC Pipe Cutting Reciprocating Power w/2Battery
Aliexpress UK