Mouse Poison Kit 1 Pest Expert Formula B Bait Blocks (300g). This kit contains 1 x 300g Formula ‘B’ Bait Blocks, 2 x Mouse Bait Boxes, 4 x Mouse Bait Trays and 1 x Professional Advice Sheet. FACT: FORMULA B+ ADVANCED RAT KILLER IS NOW AT LEAST 4 x STRONGER THAN ALL OTHER RAT POISONS AVAILABLE ON THE UK MARKET.
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