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40w Pump Selection Page for spares This pump is still available if you require a replacement click here for details. Scroll down for spares. |
To reprint instruction manual click here. Requires Acrobat Reader.

All prices include VAT. There is an additional charge of £3.50 for orders under £15 and £5.00 for orders under £30 to cover 1st class post, packing and handling (UK only). For orders over £30 click here. Click on the "Add to basket" buttons to buy on line, to view your basket click here. Alternatively make a note of the part numbers of any items that you wish to purchase and then click here for ordering instructions.
Diagram Number |
Description |
Part Number |
Price |
| 2, 3, 5, 6, 12, 24, 32, 33, 34 | Annual maintenance master spares kit (incorrectly called 1019938 in instruction booklet) - Better value! Click here to see what is included. | 1019958 | £6.19 |
| 12, 32 | 1 x Diaphragm + 2 x Teflon protective washers | 1019842 | £6.19 |
| Plastic multi-outlet air fitting 12-way. If using less than twelve airstones care must be taken not to completely block all the unused outlets as this could cause excessive pressure build up and damage the pump. **SPECIAL OFFER PRICE** (Usual price £4.99) | 1019927 | **£3.60** | |
| 29 | Steel multi-outlet air fitting 12-way. This version is now supplied with new pumps, earlier models were sold with the plastic version. If using less than twelve airstones care must be taken not to completely close all the unused outlets as this could cause excessive pressure build up and damage the pump. | 1021029 | £14.99 |
| 24 | In /out flapper valves (4) mushroom shape | 1019873 | £6.11 |
| 22, 23, 35 | 'L' shaped pipes (2) with connectors (4) and clips (4) | 1021067 | £2.99 |
| 9, 10, 24, 30, 31 | Valve chamber including flapper valves | 1019859 | £8.99 |
| Noise Suppression Sealing ring Pad 58mm square AND Air Filter foam 60mm square. Now 1021043 | 1019903 | withdrawn | |
| 6, 33, 34 | Bottom air seal and outlet foam set | 1021081 | £2.99 |
| 2, 3 | Intake foam seal + intake foam filter. **SPECIAL OFFER PRICE** (Usual price £3.05) | 1021043 | **£2.22** |
| 5 | Cover lid top seal | 1021104 | £2.99 |
| 8 | Rubber base feet (4) | 1021111 | £2.99 |
| 27, 28 | Outlet connector pipe clips (2) and pipe | 1021135 | £2.99 |
| 4 | Lid ONLY for Koi Air 50/65 | LID50/65 | £8.99 |
| 4 | Lid ONLY for Koi Air 50/65 - Please note that this part is second hand. Please check with out sales office for availability. | LID50/65/USED | £4.50 |
| 7, 8 | Base with feet for Koi Air 50/65 | BASE50/65 | £8.99 |
| 7, 8 | Base with feet for Koi Air 50/65 - Please note that this part is second hand. Please check with out sales office for availability. | BASE50/65/USED | £4.50 |
Description |
Part Number |
Price |
| Silicone airline tubing CLEAR, internal bore 3mm price per metre | 2559 | £0.38 |
| Plastic 'T' for use with tubing 2559 | 0717 | £0.19 |
| Air stone 50mm ball shape. (Although the instructions with the pump make reference to 25mm air stones, neither Azpack nor Blagdon can supply these.) | 2875 | £1.32 |
| Air Valve Set | 2562IN | £2.29 |
| Check Valve | 2565IN | £2.29 |

Azpack Limited, 12 Kernan Drive, Swingbridge Trading Estate, Loughborough, Leics,
LE11 5JF, England. (01509) 261256