Home / Tanks / Accessories & Tanks Fittings / BSP Compression Fittings / 20mm Adaptor x 1″ M. BSP Compression Fitting “Water Level Gauge” has been added to your basket. View basket 20mm Adaptor x 1″ M. BSP Compression Fitting£6.00 BSP threaded fitting to Blue/Metric MDPE alkathene pipe 20mm Adaptor x 1" M. BSP Compression Fitting quantity Add to basket SKU: 19262010 Categories: Accessories & Tanks Fittings, BSP Compression Fittings Related products 1.25″ Brass Ball Cock and Float £144.00 Add to basket 1.5″ Byelaw 30 Kit Complete (England and Wales) £45.60 Add to basket 2” Male Cam-lock Adaptor x Male Thread BSP £8.64 Add to basket Water Level Gauge £96.00 Add to basket