BOX OF 20 28x18x28 RRP £320. BOX OF 20 28x15x28 RRP £300. BOX OF 50 22x18x22 RRP £450. BOX OF 100 16x12x16 RRP £978. BOX OF 6 54x28x54 RRP £576. Listed here are five different sizes for all plumbing applications with 16x12x16 being compatible with many underfloor heating pipes and applications.
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