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Construction Specialties Heating

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 I sell plumbing and Heating supplies, mostly specialty items related to hydronic heating appliactions. Hot water and radiant hot water heating systems, also solar heating items. This includes heat exchangers, circulaltor pumps, pump flanges and flange sets. Plus things my neighbors want to sell.

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42 results found in all categories
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Picture [hide]Item titlePriceTime Left
Hydronic Thermometer 32 -248 deg. for hot water boilers
 
Buy It Now or Best Offer
$28.95
Free shipping
Time left:18d 2h 21m
Boiler sight gauge glass 36" X 5/8" diameter
 
Buy it now
$26.99
Free shipping
Time left:14d 19h 41m
BOILER TREATMENT prevent rust-corrosion...1 Qt
 
Buy it now
$34.95
Free shipping
Time left:29d 11h 16m
Flange GASKETS, full face for small pumps, Taco, Grundfos, Armstrong, B&G, etc
 
Buy it now$7.40Time left:8d 15h 30m
2 flange  X 1 1/4 in Iso Valves - Taco, B&G, Grundfos
 
Buy it now$52.95Time left:2h 7m
BOILER TREATMENT clean and prep NEW& OLD Boilers...1 Qt
 
Buy it now
$39.85
Free shipping
Time left:25d 22h 41m
Test kit for BOILERS ! Anti-Rust / Corrosion protection
 
Buy it now$19.95Time left:19d 1h 47m
2 iso flange 3/4"  swt+1purge for Taco, Grundfos. B&G
 
Buy it now$47.95Time left:18d 22h 7m
3/4 inch  CI pump flange Taco, B&G, Grundfos FREE S&H
 
Buy It Now or Best Offer
$19.99
Free shipping
Time left:24d 3h 17m
Boiler sight gauge Heavy Pattern valves with glass 12" X 5/8" diameter
 
Buy it now
$137.99
Free shipping
Time left:29d 1h 15m
TACO HY-Vent 1/8" M npt Like Watts & Amtrol.
 
Buy it now
$16.99
Free shipping
Time left:2h 8m
Boiler sight gauge glass 16" X 5/8" diameter
 
Buy it now
$21.40
Free shipping
Time left:16d 17h 19m
Boiler treatment  101 TEST KIT / Corrosion protection
 
Buy it now$18.95Time left:15d 11h 23m
Goulds V60-MP water expansion tank 19.9 Gal Volume
 
Buy it now$309.00Time left:19d 16h 49m
1 1/2" CI  flange Taco, B&G, Grundfos +GASKETS FREE S&H
 
Buy It Now or Best Offer
$19.99
Free shipping
Time left:18d 12h 8m
Hydronic Thermometer 32 -248 deg. for hot water boilers
 
Buy It Now or Best Offer
$29.95
Free shipping
Time left:15d 2h 56m
Boiler water sight gauge 12" glass  CONBRACO 1/2" valve
 
Buy it now
$87.95
Free shipping
Time left:4d 0h 7m
2 pump flange X 3/4 iso valves for Taco-B&G-Grundfos
 
Buy it now$47.45Time left:14d 3h 14m
Flange GASKETS, full face for small pumps, Taco, Grundfos, Armstrong, B&G, etc
 
Buy it now$7.40Time left:16d 0h 6m
Grundfos UPS15-58FC 3 sp SPR BRUTE 11/4 in ISO  & Purge
 
Buy it now
$172.55
Free shipping
Time left:22d 2h 33m
Boiler sight gauge glass 12" X 5/8" diameter
 
Buy it now
$19.40
Free shipping
Time left:8d 0h 52m
Boiler sight gauge glass 24" X 5/8" diameter
 
Buy it now
$23.99
Free shipping
Time left:12d 16h 33m
Extrol 110 + 11/4" air scoop, float vent  1PACKAGE
 
Buy it now
$169.95
Free shipping
Time left:18d 12h 12m
2 pump flange X 3/4 iso valves for Taco-B&G-Grundfos
 
Buy it now
$55.45
Free shipping
Time left:22d 2h 27m
Grundfos UPS15-58FC 3 spd circulator pump SHIPS FREE !!
 
Buy it now
$109.99
Free shipping
Time left:22d 2h 32m
1 flange X 3/4 isolation valve for Taco-B&G-Grundfos
 
Buy it now$22.95Time left:13d 22h 16m
Boiler water sight gauge 12" glass  CONBRACO 1/2" valve
 
Buy it now
$86.00
Free shipping
Time left:12d 23h 18m
2  3/4" COPPER  F swt to 3/4" SDR 9  PEX adapter
 
Buy it now
$5.99
Free shipping
Time left:1h 59m
1 1/2 inch  CI pump flange Taco, B&G, Grundfos FREE S&H
 
Buy It Now or Best Offer$9.99Time left:18d 12h 19m
Boiler water sight gauge 24" glass  CONBRACO 1/2" valve
 
Buy it now
$97.00
Free shipping
Time left:18d 4h 23m
2 iso flange 1in swt+1purge for Taco, Grundfos. B&G
 
Buy it now$55.95Time left:15d 2h 33m
2 flange X 1 in isolation valves for Taco-B&G-Grundfos
 
Buy it now$52.45Time left:27d 19h 21m
2  1/2" COPPER  F swt to 1/2" SDR 9  PEX adapter
 
Buy it now
$4.29
Free shipping
Time left:11d 22h 57m
1 1/4 inch Ball and Purge valve with hose bib & cap.
 
Buy it now$33.75Time left:14d 15h 53m
1 1/4" CI  flange Taco, B&G, Grundfos +GASKETS FREE S&H
 
Buy It Now or Best Offer
$19.99
Free shipping
Time left:13d 3h 29m
2 flange  X 1 1/2 in Iso Valves - Taco, B&G, Grundfos
 
Buy it now$79.95Time left:16d 2h 47m
 25 3/4" COPPER  F swt to 3/4" SDR 9  PEX adapter 1 BAG
 
Buy it now
$49.90
Free shipping
Time left:2h
Extrol 110 + 1" air scoop, float vent  1PACKAGE
 
Buy it now
$162.75
Free shipping
Time left:18d 12h 10m
1" copper sweat 45 degree  ELL, plumbing or heating project.  SHIPS FREE
 
Buy It Now or Best Offer
$2.65
Free shipping
Time left:13d 3h 38m
Boiler water sight gauge 36" glass  CONBRACO 1/2" valve
 
Buy it now
$127.00
Free shipping
Time left:17d 2h 52m
Boiler sight gauge Red Line HPglass 12" X 5/8" diameter
 
Buy it now
$29.55
Free shipping
Time left:7d 11h 46m
Hydrostat Temp Limit and LWCO 120VAC
 
Buy it now
$153.50
Free shipping
Time left:8d 2h 32m
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