Raypak AVIA HD NiTek 264A
For salt pool owners who want the AVIA features with a tougher heat exchanger and will pay extra for it.
Amazon $4,004.42$4,004.42
The Raypak AVIA HD NiTek 264A is the better gas pool heater overall, rated 3.2 to 2.3. The Raypak AVIA HD NiTek 264A leads on warranty and heating input. The Hayward H-Series H250FD costs $5.42 less ($3,999 vs $4,004.42).
Hayward H-Series H250FD
A low NOx, salt tolerant in-ground pool heater for owners who buy online and can live with a short warranty.
Amazon $3,999$3,999
Prices were last checked October 31, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Raypak AVIA HD NiTek 264A for warranty (3-year warranty vs 1-year warranty) and heating input (264,000 BTU/h vs 250,000 BTU/h).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every 250,000 BTU and up gas pool heater; a clear win is highlighted. How we rank explains each one.
| Factor weight | Raypak AVIA HD NiTek 264A | Hayward H-Series H250FD |
|---|---|---|
| Overall rating | 3.2/5 | 2.3/5 |
| Value 35% | 35 $15.17 per 1,000 BTU/h ($4,004.42, 264,000 BTU/h) | 28 $16 per 1,000 BTU/h ($3,999, 250,000 BTU/h) |
| Heating input 25% | 9 264,000 BTU/h | 0 250,000 BTU/h |
| Efficiency 20% | 67 84% thermal efficiency | 67 84% thermal efficiency |
| Warranty 20% | 100 3-year warranty | 0 1-year warranty |
Specifications
| Raypak AVIA HD NiTek 264A | Hayward H-Series H250FD | |
|---|---|---|
| Heating | ||
| Gas input | 264,000 BTU/h | 250,000 BTU/h |
| Gas type | Natural gas or propane | Natural gas or propane |
| Thermal efficiency | 84% | 84% |
| Condensing | No | No |
| Low NOx | - | Yes |
| Heat exchanger | Nitek | Cupro-nickel |
| Max water flow | 100 GPM | 125 GPM |
| Installation and controls | ||
| Ignition | Electronic | Electronic |
| Venting | Both | Both |
| Digital controls | Yes | Yes |
| Automation or app | Yes | Yes |
| Weight | - | 165 lb |
| Warranty | 3 years | 1 year |