John Guest Fittings items found. Sort by: Product A-Z Product Z-A Price(Low to High) Price(High to Low) JOHN GUEST 12MM BRASS MALE STRAIGHT ADAPTOR Our Price: $12.95 Add to cart JOHN GUEST 12MM EQUAL DIVIDER Our Price: $8.50 Add to cart JOHN GUEST 12MM LOCKING CLIP Our Price: $0.50 Add to cart JOHN GUEST 12MM PLASTIC STRAIGHT CONNECTOR Our Price: $6.50 Add to cart JOHN GUEST 12MM TUBE INSERT Our Price: $0.80 Add to cart JOHN GUEST 90 DEG ELBOW Our Price: $7.00 Add to cart JOHN GUEST FEMALE PLASTIC CONNECTOR 1/2 FBSP 12MM Our Price: $8.90 Add to cart JOHN GUEST FEMALE PLASTIC CONNECTOR 12MM X 3/8 FBSP Our Price: $7.95 Add to cart JOHN GUEST PLASTIC 12MM TEE CONNECTOR Our Price: $9.00 Add to cart JOHN GUEST SINGLE CHECK VALVE Our Price: $24.50 Add to cart JOHN GUEST STEM ELBOW 12MM CONNECTOR - PLASTIC Our Price: $7.50 Add to cart Credit card payments are securely accepted through eWay