Profile: Henry Alty Limited specializes in browsing our building materials and horticultural products. Our building materials include drainage and sawn timber. We supply a range of drainage materials to cater for all the needs. We stock a full supply of underground and above ground drainage. There are different stock sizes of sawn carcassing available in various lengths suitable for all the construction, fencing and general requirements. Our horticultural products include nelton and shuttle trays with pots. Nelton is designed to protect and support plants, crops, trees and buildings. It has windbreaks & cladding, support & protection nets and shading & screening.