SELECTION GUIDE
Combine Marelon adaptors, elbows and tailpipes to run the hose size you need from your seacock or valve, and check the ball opening of 850 and 93 Series valves.
DocumentForespar Marelon Sizing Hose, Seacocks & Valves
FormatPDF · 2 pages · 0.5 MB
LanguageEnglish

Running 1 1/8" Hose
| Combination | Part | Part # |
|---|---|---|
| 1" to 1 1/8" hose | MTC 24-16 1" to 1 1/2" male threaded adaptor | 901047 |
| 1 1/8" tailpipe to 1 1/2 male thread | 905015 | |
| 1 1/4" to 1 1/8" hose | MTC 24-20 1 1/4" to 1 1/2" male threaded adaptor | 901048 |
| 1 1/8" tailpipe to 1 1/2 male thread | 905015 | |
| 1 1/2" to 1 1/8" hose | MTC 24-24 1 1/2" male threaded adaptor | 901049 |
| 1 1/8" tailpipe to 1 1/2 male thread | 905015 |
Use Teflon pipe tape on all connections. To make up your own combination, see pages 8 and 16 of the Marelon Catalog.
Other Combinations from a 1 1/2" Port
| Combination | Option | Parts |
|---|---|---|
| 1 1/2" to 3/4" hose | Elbow | 910063 1-1/2" male to 3/4" female thread + 901001 3/4" elbow to tail |
| Straight | 910063 1-1/2" male to 3/4" female thread + 905007 3/4" tail | |
| 1 1/2" to 1" hose | Elbow | 910062 1-1/2" male to 1" female thread + 901002 1" elbow to tail |
| Straight | 910062 (printed "1-1/2" male to 3/4" female thread", as printed) + 905008 1" tail | |
| 1 1/2" to 1 1/4" hose | Elbow | 901048 1-1/2" male to 1-1/4" male thread + 901009 1 1/4" elbow to tail |
| Straight | 1-1/4" straight tail not available | |
| 1 1/2" to 1 1/2" hose | Elbow | 901004 1-1/2" to 1-1/2" elbow to tail HECM, or 901010 HECF |
Vented loops and Y-valves are also available with "1/8"" barbs (as printed).
Valve Port Sizing (M25)
850 Series
| Valve size | Ball opening |
|---|---|
| 1/2-3/4 | 5/8" |
| 1-1 1/4 | 15/16 |
| 1 1/2 | 1 5/16 |
| 2 | 1 13/16 |
93 Series
| Valve size | Ball opening |
|---|---|
| 1/2-3/4 | 5/8" |
| 1-1 1/4 | 1 1/16" |
| 1 1/2-2 | 1 5/8" |
Need a part that isn't listed? Ask us to source it and quote the part number from the PDF.






