225 x Metric Nitrile O-Ring Gasket Seals Dry Verges Can be used on both

Can be used on both left and right hand sides to start the dry verge

Adapter kit used in conjunction with the Timloc telescopic vent

Complys with Building Regulations and British Standards

Telescopic Underfloor Ventilator

225 x Metric Nitrile O-Ring Gasket Seals Dry Verges Can be used on bothProduct Description Metric Assorted Nitrile Rubber O Rings Pack of 225 Assorted rubber nitrile O Rings. Contains eighteen popular metric sizes. Specially designed to create a tight seal when used. Suitable for water, natural gas, silicones, solvents, diesel and petrol. Size is: Inner diameter x Thickness mm. Pack Contents10 Qty 3 x 1mm10 Qty 4 x 1mm20 Qty 4. 8 x 1. 9mm20 Qty 5. 8 x 1. 9mm20 Qty 6. 8 x 1. 9mm20 Qty 7. 8 x 1. 9mm10 Qty 5 x 2mm10 Qty 8 x