--- product_id: 124533893 title: "Indoor B11 P37 Eco instantaneous Gas Water Heater, Propane" brand: "ttulpe" price: "1672.75 DT" currency: TND in_stock: false url: https://www.desertcart.tn/products/124533893-indoor-b11-p37-eco-instantaneous-gas-water-heater-propane store_origin: TN region: Tunisia --- # 19.3 KW power output Low NOx eco-friendly 11 L/min max flow Indoor B11 P37 Eco instantaneous Gas Water Heater, Propane **Brand:** ttulpe **Price:** 1672.75 DT **Availability:** ❌ Out of Stock ## Summary > 🔥 Instant heat, zero wait – power your comfort sustainably! 🌿 ## Quick Answers - **What is this?** Indoor B11 P37 Eco instantaneous Gas Water Heater, Propane by ttulpe - **How much does it cost?** 1672.75 DT with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/124533893-indoor-b11-p37-eco-instantaneous-gas-water-heater-propane) ## Best For - ttulpe enthusiasts ## Why This Product - Trusted ttulpe brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Eco-Conscious Heating:** Low NOx emissions keep your home green and clean - • **Compact & Sleek Design:** Space-saving 24.6x31.4x59.2 cm fits seamlessly indoors - • **Easy Wall Installation:** Lightweight 12 kg unit mounts quickly for hassle-free setup - • **Effortless Hot Water Flow:** Delivers up to 11 liters per minute for instant comfort - • **Energy Class A Efficiency:** Maximize savings with top-tier energy performance ## Overview The TTulpe® Indoor B11 P37 Eco is a propane-powered instantaneous gas water heater boasting a powerful 19.3 KW output and a flow rate up to 11 liters per minute. Designed for indoor wall mounting, it features a compact stainless steel build and operates efficiently at Energy Class A with low NOx emissions, ensuring eco-friendly performance and reliable hot water delivery even at low water pressures. ## Description The "indoor b-11 Eco" Gas water heater can be installed indoors and is an 11 liter per minute model. The indoor b-11 Eco is an open modulating Propane gas water heater. The self-modulating valve controls the amount of energy required to heat The water that is required. This ensures a considerable energy saving. There is also a Gas saving mode so that less gas is used in the warmer months. Because of the modulation, this water heater is ideally suited in combination with mixer taps or thermostat taps. The gas water heater works from a water pressure of 0.2 bar. This is the lowest water pressure in the market. The indoor b-11 is an open type gas water heater. The use of a flue pipe to the outside is necessary. Sufficient ventilation must also be taken into account in the room where the appliance is hung. By means of various safeguards, the gas water heater will switch off When the flue gases are insufficiently removed. The device is equipped with manual operation of the gas supply and the water flow. You can set the temperature by adjusting the water flow rate with the right rotary control. The automatic ignition works on a battery and starts operating as soon as water flows through the device. No power connection is therefore required. The automatic ignition ensures the ignition of a pilot flame. The pilot flame then ignites the main burner when you request hot water. If after 60 seconds There Is no more hot water demand, The pilot light will extinguish. Once installed, you no longer have to worry about the device. Installing and installing the device is easy. The connections for water and gas are provided with ½ inch thread. The TTulpe indoor b-11 is suitable for replacing your old boiler, kitchen, bath or shower heater. But of course also as a new hot water supply in your boat, caravan, tiny house, apartment or holiday home. TTulpe indoor b-11 P37 ECO- gas type: propane, butane or LPG - Gas pressure: 30-37 mbar- nominal output Power: 19.3 kW- ## Features - - minimum water pressure: 0.2 Bar, Low NOx - -Water flow: between 2.5 and 11 liters per minute - -Temperature range: 35 to 65 degrees Celcius - - Flue gas outlet connection: 110 mm - Package contents: geyser, manual, 1x 1.5 Volt battery type LR20, strainer. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07QQ28DY2 | | Batteries Required? | Yes | | Batteries included? | Yes | | Battery Cell Type | Alkaline | | Best Sellers Rank | 993,191 in DIY & Tools ( See Top 100 in DIY & Tools ) 2,993 in Water Heaters & Parts | | Colour | White | | Customer Reviews | 4.1 4.1 out of 5 stars (64) | | Date First Available | 17 April 2019 | | Flow rate | 11 Litres Per Minute | | Guaranteed software updates until | unknown | | Included Components | gas water heater | | Installation method | Wall | | Item Package Quantity | 1 | | Item Weight | 12 kg | | Item model number | TTIB1137 | | Manufacturer | TTulpe® | | Material | Stainless Steel | | Maximum Pressure | 10 Bars | | Part Number | Propangas-Durchlauferhitzer | | Power Source | Battery Powered | | Product Dimensions | 24.6 x 31.4 x 59.2 cm; 12 kg | | Special Features | Low NOx | | Style | Interior furnishings | | Voltage | 1.5 Volts | | Wattage | 19.3 KW | ## Images ![Indoor B11 P37 Eco instantaneous Gas Water Heater, Propane - Image 1](https://m.media-amazon.com/images/I/51LVFK8amKL.jpg) ![Indoor B11 P37 Eco instantaneous Gas Water Heater, Propane - Image 2](https://m.media-amazon.com/images/I/51aw4rnMh1L.jpg) ![Indoor B11 P37 Eco instantaneous Gas Water Heater, Propane - Image 3](https://m.media-amazon.com/images/I/71bsRLt-STL.jpg) ![Indoor B11 P37 Eco instantaneous Gas Water Heater, Propane - Image 4](https://m.media-amazon.com/images/I/91fFcYsRkYL.jpg) ![Indoor B11 P37 Eco instantaneous Gas Water Heater, Propane - Image 5](https://m.media-amazon.com/images/I/71qLExwe9iL.jpg) ## Questions & Answers **Q: It states it is for indoors but is it CE-approved for that and could it be installed outside?** A: Hello, Yes, it is CE certified. You can use it outdoors. A flue pipe would still be needed to avoid shut down by the flue safety sensor. **Q: Is this a room sealed heater that can be installed in a bathroom complying with UK legislation?** A: This one is not room sealed. It is an open flue type. It does meet UK legislation. For a room sealed type that complies with UK legislation we recommend the TTulpe C-Meister 13 **Q: Is there a warranty on this item** A: 2 years **Q: can it run on lpg** A: Hello, This water heater also works on LPG. Best regards, KIIP B.V. ## Frequently Bought Together - TTulpe® Indoor B11 P37 Eco instantaneous Gas Water Heater, Propane - Stainless Steel Evacuation Set with roof Gland, 110/100 mm Connection for The TTulpe Indoor B-11 Water Heater --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/124533893-indoor-b11-p37-eco-instantaneous-gas-water-heater-propane](https://www.desertcart.tn/products/124533893-indoor-b11-p37-eco-instantaneous-gas-water-heater-propane) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-09-11*