
The McAlpine DC1BL-OS is a drain connector designed to connect 4"/110mm pipes to BS 4514. It features a 14mm offset, which allows for a more flexible and adjustable installation. The drain connector also includes an 'O' seal socket, which helps to ensure a secure and leak-proof connection. To use the McAlpine DC1BL-OS, first ensure that the 4"/110mm pipe you are connecting to is to BS 4514 standards. Then, insert the pipe into the 'O' seal socket on the drain connector, making sure that it is securely seated. The offset design of the connector allows for some flexibility in the angle of the pipe, which can be useful in certain installation scenarios. Overall, the McAlpine DC1BL-OS is a high-quality and reliable drain connector that can help to ensure a secure and leak-free connection between 4"/110mm pipes and BS 4514 standard drainage systems. Available in Black and Grey 14mm Offset Finned seal spigot for internal connection to 4"/110mm cast iron, plastic or clay Ideal for low level connections O' seal socket fits 4"/110mm pipe to BS 4514
It is designed and manufactured by McAlpine, a UK-based company that specializes in plumbing products.
49p delivery on all orders over £30 (exc. Bulky Item Delivery)
Super Saver Delivery
£2.99
Standard Delivery
£3.99
Express Delivery
£5.99
Next Day Delivery
£6.99
24/7 InPost Locker | Shop Collect
£2.49
Evri ParcelShop
£3.99
Evri ParcelShop | Express Delivery
£5.99
Premium DPD Next Day Delivery
£7.99
Bulky Item Delivery
£4.99
Northern Ireland Super Saver Delivery
£2.99
Northern Ireland Standard Delivery
£4.99
Northern Ireland Express Delivery
£5.99
Unlimited free delivery for a year with Unlimited Delivery for £14.99
Please note, some delivery methods are not available for products delivered by our brand partners & they may have longer delivery times
Something not quite right? You have 28 days from the day you receive it, to send something back.
Please note, we cannot offer refunds on fashion face masks, cosmetics, pierced jewellery, adult toys, and swimwear or lingerie if the hygiene seal is not in place or has been broken.
Items of footwear and/or clothing must be unworn and unwashed with the original labels attached. Also, footwear must be tried on indoors. Items of homeware including bedlinen, mattresses, and toppers, and pillows must be unused and in their original unopened packaging. This does not affect your statutory rights.
Click here to view our full Returns Policy.

The McAlpine DC1BL-OS is a drain connector designed to connect 4"/110mm pipes to BS 4514. It features a 14mm offset, which allows for a more flexible and adjustable installation. The drain connector also includes an 'O' seal socket, which helps to ensure a secure and leak-proof connection. To use the McAlpine DC1BL-OS, first ensure that the 4"/110mm pipe you are connecting to is to BS 4514 standards. Then, insert the pipe into the 'O' seal socket on the drain connector, making sure that it is securely seated. The offset design of the connector allows for some flexibility in the angle of the pipe, which can be useful in certain installation scenarios. Overall, the McAlpine DC1BL-OS is a high-quality and reliable drain connector that can help to ensure a secure and leak-free connection between 4"/110mm pipes and BS 4514 standard drainage systems. Available in Black and Grey 14mm Offset Finned seal spigot for internal connection to 4"/110mm cast iron, plastic or clay Ideal for low level connections O' seal socket fits 4"/110mm pipe to BS 4514
It is designed and manufactured by McAlpine, a UK-based company that specializes in plumbing products.
49p delivery on all orders over £30 (exc. Bulky Item Delivery)
Super Saver Delivery
£2.99
Standard Delivery
£3.99
Express Delivery
£5.99
Next Day Delivery
£6.99
24/7 InPost Locker | Shop Collect
£2.49
Evri ParcelShop
£3.99
Evri ParcelShop | Express Delivery
£5.99
Premium DPD Next Day Delivery
£7.99
Bulky Item Delivery
£4.99
Northern Ireland Super Saver Delivery
£2.99
Northern Ireland Standard Delivery
£4.99
Northern Ireland Express Delivery
£5.99
Unlimited free delivery for a year with Unlimited Delivery for £14.99
Please note, some delivery methods are not available for products delivered by our brand partners & they may have longer delivery times
Something not quite right? You have 28 days from the day you receive it, to send something back.
Please note, we cannot offer refunds on fashion face masks, cosmetics, pierced jewellery, adult toys, and swimwear or lingerie if the hygiene seal is not in place or has been broken.
Items of footwear and/or clothing must be unworn and unwashed with the original labels attached. Also, footwear must be tried on indoors. Items of homeware including bedlinen, mattresses, and toppers, and pillows must be unused and in their original unopened packaging. This does not affect your statutory rights.
Click here to view our full Returns Policy.
Extend your warranty and protect your purchase against accidental damage and defects.
Protects your new DC1BL-OS Black 4"/110mm 14mm Offset Drain Connector against breakdowns and faults once the manufacturer's warranty period is over.
Covers issues not included in your manufacturer's warranty, such as accidental damage or theft.
Get a replacement or a cash refund up to the full amount you originally paid for it.
FAQs
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