Numatic NTD750M-2 For locations where dust being collected could be a health hazard, such as the pharmaceutical industry. This version of the NTD750-2 comes with a HEPA Filtration Module* providing up to 99.997% filter efficiency. Spec’s and kit options as NTD750-2. Specifications Motor 2 x Twinflo Power 230V AV 50/60Hz Motor Power 2400W Airflow 80L/sec Suction 2500mm Capacity 35L Cleaning Range 26.8m Weight 24.2kg Size 510x510x960mm Price: £630.00 (Excluding VAT at 17.5%) Quantity: