McAlpine 1.25″ Compression Nut (1.5 BSP Threadform)
Product Description
The McAlpine 1.25″ Compression Nut with a 1.5 BSP threadform is a precision-engineered plumbing fitting designed to securely join compression tubes and pipework. Built for reliable leak-free connections, it’s suited to both residential and commercial plumbing systems where BSP-standard fittings are in use.
Key Features
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Size: 1.25″ compression fitting paired with 1.5″ BSP thread
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Material: High-strength brass with corrosion-resistant plating
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Threadform: Standard 1.5 BSP for compatibility with common UK and international plumbing fixtures
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Function: Designed to compress tubing or pipe inserts tightly for robust seals
Advantages
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Leak-Resistant: Precision-matched compression surfaces ensure a tight seal
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Durable Build: Lead-free brass construction withstands pressure and resists corrosion
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Easy Fitment: Can be tightened using standard wrenches—no soldering or gluing required
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Widely Compatible: Works with copper, plastic, and multilayer compression pipes
Recommended Applications
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Domestic Plumbing: Ideal for connecting flexible or rigid supply pipes to taps, valves, or radiators
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Commercial Projects: Useful for under-sink installations, boiler connections, or maintenance tasks
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DIY Repairs: An accessible solution for homeowners replacing old compression fittings
Summary
The McAlpine 1.25″ Compression Nut with 1.5 BSP threadform is a dependable plumbing component that offers secure, tool-friendly installation and enduring performance. Its robust brass and precision threading make it ideal for applications requiring a reliable sealed connection, without the need for adhesives or solder.
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.
