Provided with high-performance stainless steel turbulators ensuring wide exchange surface, in order to optimize the heat exchange and allow a homogeneous thermal load. Steel boilers RTQ 3S produce hot water both for heating and for domestic use when they are combined with RIELLO 7300 DHW tank (RTQ 35-91 3S models). The front door features an ambidextrous opening and is provided with a highly-insulating mineral-wool double seal. Casing is made of stove-enamelled sheet.
The control panel should be ordered separately.
- High efficiency both punctual and seasonal
- Operation at modulating temperature (minimum allowed return temperature 55 °C)
- Several solutions thanks to the combination with RIELLOtech control panels.




RTQ 3S SERIES

Koda Model Datoteke
20025617 RTQ 35 3S
20025618 RTQ 55 3S
20024200 RTQ 91 3S
40326060 RTQ 115 3S
40326070 RTQ 166 3S
40326080 RTQ 217 3S
40326090 RTQ 255 3S
40326100 RTQ 318 3S
40326110 RTQ 349 3S
40326130 RTQ 448 3S
40326140 RTQ 511 3S
40326150 RTQ 575 3S
40326170 RTQ 766 3S
20008436 RTQ 896 3S
20012427 RTQ 1100 3S
20008435 RTQ 1300 3S
20016656 RTQ 1600 3S
20016657 RTQ 2100 3S
20018817 RTQ 2400 3S
20106515 RTQ 2700 3S
20106514 RTQ 3000 3S

ACCESSORIES

Koda Model Datoteke
4030030 Hydraulic kit for RIELLO 7300 (RTQ 35-55 3S models)
4030032 Hydraulic kit for RIELLO 7300 (RTQ 70-91 3S models)
4031395 Burner flanges kit
RTQ 3S

RTQ 35 3S (20025617)

Tip Description Languages Download
Installation Manual RTQ 35-91 3S Italian
Installation Manual RTQ 35-91 3S French
Installation Manual RTQ 35-91 3S English
Certification Certificato CE Italian, English
Installation Manual RTQ 35-91 3S Portuguese
Installation Manual RTQ 35÷91 3S (NL) Dutch
Certification Caldaia Free Standing RTQ 3S English
Certification Certificato di Omologa English

RTQ 55 3S (20025618)

Tip Description Languages Download
Installation Manual RTQ 35-91 3S Italian
Installation Manual RTQ 35-91 3S French
Installation Manual RTQ 35-91 3S English
Certification Certificato CE Italian, English
Installation Manual RTQ 35-91 3S Portuguese
Installation Manual RTQ 35÷91 3S (NL) Dutch
Certification Caldaia Free Standing RTQ 3S English

RTQ 91 3S (20024200)

Tip Description Languages Download
Installation Manual RTQ 115-2400 3S Italian
Installation Manual RTQ 115-2400 3S French
Installation Manual RTQ 115-2400 3S English
Certification Certificato RTQ 2S_3S Italian, English
Installation Manual RTQ 115-2400 3S German
Certification Certificato CE Italian, English
Installation Manual RTQ 115-2400 3S Portuguese
Installation Manual RTQ 115-2400 3S (NL) Dutch
Certification Caldaia Free Standing RTQ 3S English
Certification Certificato CE English

RTQ 115 3S (40326060)

Tip Description Languages Download
Installation Manual RTQ 115 3S Italian
Technical sheet scheda tecnica RTQ 3S rev.16 -
Installation Manual RTQ 115-2400 3S Italian
Installation Manual RTQ 115-2400 3S French
Installation Manual RTQ 115-2400 3S English
Certification Certificato RTQ 2S_3S Italian, English
Installation Manual RTQ 115-2400 3S German
Installation Manual RTQ 115-2400 3S Portuguese
Installation Manual RTQ 115-2400 3S (NL) Dutch
Certification Caldaia Free Standing RTQ 3S English
Certification Certificato CE English
Certification Certificato di Omologa English

RTQ 166 3S (40326070)

Tip Description Languages Download
Installation Manual RTQ 166 3S Italian
Technical sheet scheda tecnica RTQ 3S rev.16 -
Installation Manual RTQ 115-2400 3S Italian
Installation Manual RTQ 115-2400 3S French
Installation Manual RTQ 115-2400 3S English
Certification Certificato RTQ 2S_3S Italian, English
Installation Manual RTQ 115-2400 3S German
Installation Manual RTQ 115-2400 3S Portuguese
Installation Manual RTQ 115-2400 3S (NL) Dutch
Certification Caldaia Free Standing RTQ 3S English
Certification Certificato CE English
Certification Certificato di Omologa English

RTQ 217 3S (40326080)

Tip Description Languages Download
Installation Manual RTQ 217 3S Italian
Technical sheet scheda tecnica RTQ 3S rev.16 -
Installation Manual RTQ 115-2400 3S Italian
Installation Manual RTQ 115-2400 3S French
Installation Manual RTQ 115-2400 3S English
Certification Certificato RTQ 2S_3S Italian, English
Installation Manual RTQ 115-2400 3S German
Installation Manual RTQ 115-2400 3S Portuguese
Installation Manual RTQ 115-2400 3S (NL) Dutch
Certification Caldaia Free Standing RTQ 3S English
Certification Certificato CE English
Certification Certificato di Omologa English

RTQ 255 3S (40326090)

Tip Description Languages Download
Installation Manual RTQ 255 3S Italian
Technical sheet scheda tecnica RTQ 3S rev.16 -
Installation Manual RTQ 115-2400 3S Italian
Installation Manual RTQ 115-2400 3S French
Installation Manual RTQ 115-2400 3S English
Certification Certificato RTQ 2S_3S Italian, English
Installation Manual RTQ 115-2400 3S German
Installation Manual RTQ 115-2400 3S Portuguese
Installation Manual RTQ 115-2400 3S (NL) Dutch
Certification Caldaia Free Standing RTQ 3S English
Certification Certificato CE English
Certification Certificato di Omologa English

RTQ 318 3S (40326100)

Tip Description Languages Download
Installation Manual RTQ 318 3S Italian
Technical sheet scheda tecnica RTQ 3S rev.16 -
Installation Manual RTQ 115-2400 3S Italian
Installation Manual RTQ 115-2400 3S French
Installation Manual RTQ 115-2400 3S English
Certification Certificato RTQ 2S_3S Italian, English
Installation Manual RTQ 115-2400 3S German
Installation Manual RTQ 115-2400 3S Portuguese
Installation Manual RTQ 115-2400 3S (NL) Dutch
Certification Caldaia Free Standing RTQ 3S English
Certification Certificato CE English
Certification Certificato di Omologa English

RTQ 349 3S (40326110)

Tip Description Languages Download
Installation Manual RTQ 349 3S Italian
Technical sheet scheda tecnica RTQ 3S rev.16 -
Installation Manual RTQ 115-2400 3S Italian
Installation Manual RTQ 115-2400 3S French
Installation Manual RTQ 115-2400 3S English
Certification Certificato RTQ 2S_3S Italian, English
Installation Manual RTQ 115-2400 3S German
Installation Manual RTQ 115-2400 3S Portuguese
Installation Manual RTQ 115-2400 3S (NL) Dutch
Certification Caldaia Free Standing RTQ 3S English
Certification Certificato CE English
Certification Certificato di Omologa English

RTQ 448 3S (40326130)

Tip Description Languages Download
Installation Manual RTQ 448 3S Italian
Technical sheet scheda tecnica RTQ 3S rev.16 -
Installation Manual RTQ 115-2400 3S Italian
Installation Manual RTQ 115-2400 3S French
Installation Manual RTQ 115-2400 3S English
Installation Manual RTQ 115-2400 3S German
Installation Manual RTQ 115-2400 3S Portuguese
Installation Manual RTQ 115-2400 3S (NL) Dutch
Certification Caldaia Free Standing RTQ 3S English
Certification Certificato di Omologa English

RTQ 511 3S (40326140)

Tip Description Languages Download
Installation Manual RTQ 511 3S Italian
Technical sheet scheda tecnica RTQ 3S rev.16 -
Installation Manual RTQ 115-2400 3S Italian
Installation Manual RTQ 115-2400 3S French
Installation Manual RTQ 115-2400 3S English
Installation Manual RTQ 115-2400 3S German
Installation Manual RTQ 115-2400 3S Portuguese
Installation Manual RTQ 115-2400 3S (NL) Dutch
Certification Caldaia Free Standing RTQ 3S English
Certification Certificato di Omologa English

RTQ 575 3S (40326150)

Tip Description Languages Download
Installation Manual RTQ 575 3S Italian
Technical sheet scheda tecnica RTQ 3S rev.16 -
Installation Manual RTQ 115-2400 3S Italian
Installation Manual RTQ 115-2400 3S French
Installation Manual RTQ 115-2400 3S English
Installation Manual RTQ 115-2400 3S German
Installation Manual RTQ 115-2400 3S Portuguese
Installation Manual RTQ 115-2400 3S (NL) Dutch
Certification Caldaia Free Standing RTQ 3S English
Certification Certificato di Omologa English

RTQ 766 3S (40326170)

Tip Description Languages Download
Installation Manual RTQ 766 3S Italian
Technical sheet scheda tecnica RTQ 3S rev.16 -
Installation Manual RTQ 115-2400 3S Italian
Installation Manual RTQ 115-2400 3S French
Installation Manual RTQ 115-2400 3S English
Installation Manual RTQ 115-2400 3S German
Installation Manual RTQ 115-2400 3S Portuguese
Installation Manual RTQ 115-2400 3S (NL) Dutch
Certification Caldaia Free Standing RTQ 3S English
Certification Certificato di Omologa English

RTQ 896 3S (20008436)

Tip Description Languages Download
Installation Manual RTQ 115-2400 3S Italian
Installation Manual RTQ 115-2400 3S French
Installation Manual RTQ 115-2400 3S English
Installation Manual RTQ 115-2400 3S German
Installation Manual RTQ 115-2400 3S Portuguese
Installation Manual RTQ 115-2400 3S (NL) Dutch
Certification Caldaia Free Standing RTQ 3S English
Certification Certificato di Omologa English

RTQ 1100 3S (20012427)

Tip Description Languages Download
Installation Manual RTQ 115-2400 3S Italian
Installation Manual RTQ 115-2400 3S French
Installation Manual RTQ 115-2400 3S English
Installation Manual RTQ 115-2400 3S German
Installation Manual RTQ 115-2400 3S Portuguese
Installation Manual RTQ 115-2400 3S (NL) Dutch
Certification Caldaia Free Standing RTQ 3S English
Certification Certificato di Omologa English

RTQ 1300 3S (20008435)

Tip Description Languages Download
Installation Manual RTQ 115-2400 3S Italian
Installation Manual RTQ 115-2400 3S French
Installation Manual RTQ 115-2400 3S English
Installation Manual RTQ 115-2400 3S German
Installation Manual RTQ 115-2400 3S Portuguese
Installation Manual RTQ 115-2400 3S (NL) Dutch
Certification Caldaia Free Standing RTQ 3S English
Certification Certificato di Omologa English

RTQ 1600 3S (20016656)

Tip Description Languages Download
Installation Manual RTQ 115-2400 3S Italian
Installation Manual RTQ 115-2400 3S French
Installation Manual RTQ 115-2400 3S English
Installation Manual RTQ 115-2400 3S German
Installation Manual RTQ 115-2400 3S Portuguese
Installation Manual RTQ 115-2400 3S (NL) Dutch
Certification Caldaia Free Standing RTQ 3S English
Certification Certificato di Omologa English

RTQ 2100 3S (20016657)

Tip Description Languages Download
Installation Manual RTQ 115-2400 3S Italian
Installation Manual RTQ 115-2400 3S French
Installation Manual RTQ 115-2400 3S English
Installation Manual RTQ 115-2400 3S German
Installation Manual RTQ 115-2400 3S Portuguese
Installation Manual RTQ 115-2400 3S (NL) Dutch
Certification Caldaia Free Standing RTQ 3S English
Certification Certificato di Omologa English

RTQ 2400 3S (20018817)

Tip Description Languages Download
Installation Manual RTQ 115-2400 3S Italian
Installation Manual RTQ 115-2400 3S French
Installation Manual RTQ 115-2400 3S English
Installation Manual RTQ 115-2400 3S German
Installation Manual RTQ 115-2400 3S Portuguese
Installation Manual RTQ 115-2400 3S (NL) Dutch
Certification Caldaia Free Standing RTQ 3S English
Certification Certificato di Omologa English

RTQ 2700 3S (20106515)

Tip Description Languages Download
Instructions RTQ 2700-4000 3S French
Instructions RTQ 2700-4000 3S Italian
Certification Caldaia Free Standing RTQ 3S English
Instructions RTQ 3S English
Instructions RTQ 3S Czech
Certification Certificato di Omologa English

RTQ 3000 3S (20106514)

Tip Description Languages Download
Instructions RTQ 2700-4000 3S French
Instructions RTQ 2700-4000 3S Italian
Certification Caldaia Free Standing RTQ 3S English
Instructions RTQ 3S English
Instructions RTQ 3S Czech
Certification Certificato di Omologa English

Hydraulic kit for RIELLO 7300 (RTQ 35-55 3S models) (4030030)

Tip Description Languages Download
Installation Manual KIT COLLEGAMENTO IDRAULICO BOLLITORE Italian
Installation Manual 08710030_L3 Italian, French

Hydraulic kit for RIELLO 7300 (RTQ 70-91 3S models) (4030032)

Tip Description Languages Download
Installation Manual 22002999_L1 Italian

Burner flanges kit (4031395)

Tip Description Languages Download