FlexiGas DS Contractor Range
DS 50mm Contractor Kit – 15m with 2 Male BSP Fittings
A complete gas pipe installation kit featuring 15 metres of double-sleeved CSST pipe, two male BSP adaptors and yellow silicone tape for professional gas installation applications.
The FlexiGas DS 50mm Contractor Kit – 15m with 2x Male BSP Fittings (DS-CK50-15M-Male) provides a convenient, ready-to-use solution for commercial and industrial gas installation projects. Supplied with a 15-metre coil of double-sleeved FlexiGas DS corrugated stainless steel tubing (CSST), two male BSP adaptors and a roll of yellow silicone tape, this contractor kit brings essential installation components together in one package.
Featuring an integrated V0 fire-rated sleeve, the FlexiGas DS pipe is designed for installation through suitable walls, floors, screed and unvented voids without requiring additional sleeving where the supplied sleeve meets the applicable installation requirements. The 15-metre pipe length is suitable for larger gas pipework runs, while the included threaded male BSP adaptors are designed for compatible connections to valves, meters and plant equipment.
The FlexiGas DS-50 contractor kit is specified with BSI Kitemark KM 598726 and EN 15266 certification, with the supplied information also listing fire testing to EN 1775 Annex A and B. Designed for professional gas engineers, it offers a practical pipework package for suitable large-boiler installations, commercial kitchens and multi-appliance systems, subject to the relevant design, sizing and installation requirements.
DN50 / 50mm
15m Pipe Length
2 Male BSP Adaptors
BSI Kitemark Certified
Sleeve Included
Key Product Highlights
0.5 bar
Maximum operating pressure
Key Features
1. 15-Metre Double-Sleeved CSST Pipe
The kit includes 15 metres of 50mm FlexiGas DS corrugated stainless steel tubing with an integrated outer sleeve, providing a practical solution for suitable longer gas pipework runs in commercial and industrial installations.
2. Integrated V0 Fire-Rated Sleeve
The built-in sleeve is designed to meet the stated UK definition of a sleeve and supports installation through suitable walls, floors, screed and unvented voids, subject to applicable standards and installation requirements.
3. Two Male BSP Threaded Adaptors
The kit includes two male BSP adaptors made from dezincification-resistant brass, designed for compatible threaded connections to iron pipework, valves, meters and plant equipment. Confirm thread size and compatibility before installation.
4. Designed for Faster Installation
The integrated sleeve and supplied connection fittings help reduce additional preparation and component sourcing. The supplied product information states installation can be up to four times faster than copper, depending on the application and installation conditions.
5. Certified Gas Pipe System
The product specification lists BSI Kitemark KM 598726 and EN 15266 certification, alongside fire testing to EN 1775 Annex A and B. Consult the manufacturer's current technical documentation to confirm the applicable certification scope and installation requirements.
6. Silicone Tape Included
One roll of yellow silicone tape is included for wrapping the gap at the fitting tail after the gas tightness test has been completed, in accordance with the manufacturer's instructions.
What's Included in the Kit?
15m FlexiGas DS-50 Pipe
One 15-metre coil of 50mm double-sleeved CSST pipe with an integrated V0 fire-rated sleeve.
2 Male BSP Adaptors
Two dezincification-resistant brass adaptors for compatible threaded plant and pipework connections.
Yellow Silicone Tape
One roll of silicone tape for the fitting-tail gap, to be used as directed by the manufacturer.
Ideal Applications
- Commercial and industrial gas pipework installations requiring suitable 50mm connections.
- Gas pipe runs through suitable walls, floors and screed.
- Large boiler and commercial plant room connections.
- Commercial kitchens and suitable multi-appliance gas installations.
- Projects requiring compatible threaded male BSP connections to valves, meters and plant equipment.
- Professional gas engineers seeking a longer pre-sleeved pipe coil with adaptors and silicone tape supplied together.
Technical Specifications
| Product Information |
| Manufacturer |
FlexiGas™ |
| Model / Manufacturer Part Number |
DS-CK50-15M-Male |
| Product Type |
Double-Sleeved CSST Contractor Kit |
| Nominal Size |
DN50 / 50mm |
| Pipe Length |
15 metres |
| Pipe Construction |
Corrugated stainless steel tubing (CSST), double-sleeved |
| Maximum Overall Diameter Including Sleeve |
73mm |
| Fittings Included |
2x male BSP adaptors |
| Fitting Material |
Dezincification-resistant brass |
| Connection Type |
Male BSP threaded connections |
| Maximum Operating Pressure |
0.5 bar, as supplied |
| Certification |
BSI Kitemark KM 598726; EN 15266 |
| Additional Fire Testing |
EN 1775 Annex A and B, as supplied |
| Sleeve |
Integrated V0 fire-rated sleeve |
| Colour |
Yellow |
| Included Accessory |
1x roll of yellow silicone tape |
| Warranty |
1 year, subject to manufacturer's terms and conditions |
Frequently Asked Questions
1. What is included in the FlexiGas DS 50mm Contractor Kit?
The kit contains a 15-metre coil of 50mm double-sleeved FlexiGas DS CSST pipe, two male BSP adaptors and one roll of yellow silicone tape.
2. What is the size and length of the pipe?
The supplied pipe is DN50 (50mm) and measures 15 metres in length. Its maximum overall diameter, including the sleeve, is listed as 73mm.
3. What type of fittings are supplied?
The kit includes two male BSP adaptors made from dezincification-resistant brass. Confirm the thread size and compatibility with the intended valves, meters, pipework or plant connections before purchase.
4. Does the pipe have a built-in sleeve?
Yes. The pipe features an integrated V0 fire-rated sleeve intended to meet the stated UK definition of a sleeve. Additional protection requirements depend on the installation and applicable standards.
5. What is the maximum operating pressure?
The supplied product specifications state a maximum operating pressure of 0.5 bar. Always verify the system's pressure and application requirements against the manufacturer's technical documentation.
6. What certifications does the FlexiGas DS-50 kit have?
The supplied specifications list BSI Kitemark KM 598726 and EN 15266, alongside fire testing to EN 1775 Annex A and B. Refer to current manufacturer documentation for the relevant certification scope.
7. What warranty is supplied with the kit?
The supplied product information lists a 1-year warranty, subject to the manufacturer's terms and conditions.
Shop FlexiGas Pipework at GetPlumb
Explore gas pipework, threaded adaptors and installation accessories for commercial plumbing and heating projects.
Shop FlexiGas Products
At GetPlumb, we strive to provide reliable and cost-effective delivery options to our customers. Please review our shipping policy below.
🆓 Free Local Delivery (Orders £100 & above)
We offer FREE delivery on orders £100 or more
for selected local areas.
Eligible Postcodes Include:
- RG*
- SL*
- OX10*, OX11*, OX49*
- HP1*, HP3*, HP8*, HP9*, HP10*, HP11*, HP12*, HP13*, HP14*
- WD*, HA*, UB*, TW*, KT*
- W1* – W9*
- NW*, SW*
Delivery Time: 2–4 working days
Shipping Cost: £0.00
📦 Standard Shipping (Weight-Based Rates)
For orders that do not qualify for free delivery, standard
shipping rates apply based on total cart weight.
- For cart weight between 0–2 kg, the shipping cost is £4.50 with a delivery time of 2–4 working days.
- For cart weight between 2–24 kg, the shipping cost is £9.99 with a delivery time of 2–4 working days.
- For cart weight between 24 kg and above, the shipping cost is £60 with a delivery time of 2–4 working days.
🧱 Block Salt (Harvey’s) – Unit-Based Shipping
This rate applies only to Harvey’s block salt products.
- £7.99 is charged for every 3 items.
- The charge increases by £7.99 for each additional set of 3 items.
Examples:
- 1–3 items → £7.99
- 4–6 items → £15.98
- 7–9 items → £23.97
Delivery Time: 2–4 working days
📏 Large / Long Items (Length-Based Shipping)
For oversized items where the product length is 1.5 metres or more:
Conditions:
- Product length ≥ 1.5 m
- Cart weight ≤ 40 kg
Shipping Cost: £18.00 (flat rate)
Delivery Time: 2–4 working days
Collection from Store
Customers can also choose to collect their order from our store in
Reading, UK, at no additional charge. For any questions regarding shipping, please contact our support team at online@getplumb.co.uk.
