Atkinson Tankmaster, 4-in-1 Sight Gauge
A brilliant piece of kit which has stood the test of time, the design having remained virtually unchanged for approximately 40 years
Available with white UPVC support shield, or Aluminum for extra stability
Tank fitting extensions are available in 3.5", 6.25", and 7.25", with 1" BSP Male Tank fitting & Lock-Nut. See Product Options
Made in England
The Atkinson Tankmaster comprises the following features;
- PVC Sight Gauge
- Pull-To-Read valve to isolate flow into tube during rest
- On/Off Handwheel
- Eutectic Solder Firevalve built into handwheel
- 10mm Brass Compression Fitting Outlet
- 52 Micron Nylon Filter (Replaceable)
- Reversible body for left or right hand exit of compression fitting
- Standoff Clip for mounting top of tube to top of tank
- 1/2" BSP Male Tank / Extension Fitting
Wetted ComponentsValve Body | Mazac |
Pull-To-Read Valve | Brass |
Springs | Stainless Steel |
Tank Union | Aluminium |
Tank Union Piston | Brass |
Sight Tube | PVC |
Sight Tube Tail | Aluminium |
Compression Olive | Brass |
Compression Nut | Brass |
Filter | Nylon |
Filter Bowl | Bright Zinc-Plated Mild Steel |
Filter Bowl Stem | Mild Steel |
Filter Bowl Bolt | Bright Zinc-Plated Mild Steel |
Filter Bowl Bolt Seal | Nylon |
O'Rings Throughout | NBR |
Below: Optional Service Kit:
- Filter Element & Seals
- Body Seals
- Tube Nipple
- Top Cap
- 2m Sight Tube

Below: Optional Tankmaster Series 1 (Long Bowl), to Tankmaster Series 2 (Short Bowl) Conversion Kit:
- Series 2 Filter Element & Seals
- Body Seals
- Filter Bowl
- Filter Bowl Bolt
- Tube Nipple
- Top Cap
- Nut & Olive

Below: Optional Service & Upgrade Kit (both of above in one kit):

Download Atkinson Tankmaster Instructions PDF