Can some one tell me which one of these i need please
2. Sleeve fitting and clamp
Advantages: low cost
Disadvantages: requires a straight tube run and sufficient clearance for installation
Tube size range: up to 3" (76mm) outside diameter
3. Bolted flanges with flared tube and olive
Advantages: can accommodate slight differences in alignment
Disadvantages: space requirements
Tube size range: all
4. Vee-band clamp with flare and olive
Advantages: compact and quick to assemble
Disadvantages: none
Tube size range: readily available for tube sizes up to 5" (127mm) outside diameter
5. Butted tubes with wide clamp
Advantages: low cost
Disadvantages: requires a sufficient run of straight tube
Tube size range: up to 6" (150mm) outside diameter